Catalog of available products for sale. Guppy grass: Here is another stem plant that is most times chosen for the hiding spots it creates for aquatic pets [especially juveniles] – this is the very reason aquarists find it useful in shrimp tanks. Guppies should not be kept as a single fish in an aquarium because both males and females show signs of shoaling, and are usually found in large groups in the wild. [45] Diet preference in guppies could be related to factors such as the presence of competitors. ... Blue Grass Guppy - Pair 3-4cm Login to View Price. Feeding fry live foods, such as baby brine shrimp, microworms, infusoria and vinegar eels, is recommended. The hypothesis was supported in laboratory experiments. Blue Grass Guppy - Pair 3-4cm Login to View Price Common Name: Blue Grass Guppy Pairs Scientific name: Poecilia reticulata var. Guppy grass, water sprite, water wisteria, duckweed, and java moss are all good choices. [64] Young fry take roughly three or four months to reach maturity. The grass tail guppy has a tail that is similar to the leopard tail guppy and is usually considered to have a finer pattern than the leopard guppies. The cost of multiple mating for males is very low because they do not provide material benefit to the females or parental care to the offspring. [30] Guppies cannot synthesize these pigments by themselves and must obtain them through their diet. To plant your grasses in substrate: Najas grasses are a popular option for a wide range of planted community aquariums and are suitable for nearly all freshwater set-ups. Older females produce offspring with reduced size and at increased interbrood intervals. However, guppies from high-predation environments were found to have longer lifespans because their reproductive lifespans are longer. [4], Guppies often forage in groups because they can find food more easily. Tail Patterns. Scientific Name: Poecilia reticulata. While the taxonomy of the species was frequently changed and resulted in many synonyms, "guppy" remains the common name even as Girardinus guppii is now considered a junior synonym of Poecilia reticulata.[4]. Guppy grass belongs to the genus Najas, the water nymphs or naiads. This behavior, called predator inspection, benefits the inspector since it gains information, but puts the inspector at a risk of predation. In courted mating, where the female shows receptive behavior following the male's courtship display, the male briefly inserts the gonopodium into the female's genital pore for internal fertilization. [55], Guppies prefer a hard-water aquarium with a temperature between 25.5 and 27.8 Â°C (78 and 82 Â°F) and salt levels equivalent to one tablespoon per 19 L (5 US gal). [53][54], Due to the extensive selective breeding of guppies for desirable traits such as greater size and colour, some strains of the fish have become less hardy than their wild counterparts. These also serve to shield the pregnant female from further attention from the males, which is important because the males sometimes attack the females while they are giving birth. Breeders of live-bearing fish like Guppies, Mollies, Platys and Swordtails utilize clusters of guppy grass for raising and sheltering their fry. It was named Girardinus guppii by Albert Günther in honor of Robert John Lechmere Guppy, who sent specimens of the species from Trinidad to the Natural History Museum in London. Guppy grass, najas grass, or – scientifically – Najas guadalupensis, is a fast-growing plant that removes heavy metals, toxins, ammonia, nitrite, and nitrates from the water while producing oxygen. Common Names: Guppy Grass, Common Water Nymph, Najas Grass Latin Name: Najas Guadalupensis Family Name: Najadaceae Plant Form: Stem Placement: Background, floating Max Size: 23-35 inches(60-90cm) Planting: Substrate or floating Propagation: Clippings Growth Rate: Fast [13] The genes responsible for male guppies' ornamentations are Y-chromosome linked and are heritable.[14]. Algal remains constitute the biggest proportion of wild guppy diet in most cases, but diets vary depending on the specific conditions of food availability in the habitat. Origin : Originally from an island northeast of South America. Grass Tail Guppy. Immense inbreeding of guppies has been found to affect body size, fertility and susceptibility to diseases. It is known by the scientific name, Najasguadalupensis, and is sometimes called “common water nymph“. [28] There is also the concept of color association to possibly explain mate choice since one of the food sources wild guppies compete vigorously for is the fruit of cabrehash trees (Sloanea laurifolia), an orange carotenoid-containing fruit. Pregnant female guppies have enlarged and darkened gravid spots near their anal vents. These grasses: Guppy grasses draw nutrition directly out of your water column, so you don’t need to use an enriched plant substrate or fertilizer tabs and can grow in any type of soil, sand or gravel. Ardy March 30, 2014 at 1:15 pm blue grass guppy, Guppy Breeding, moscow blue grass cross, moscow guppy Today I just want to share with you a guppy cross that made between two very popular strains in the guppy world, the Purple Moscow and the Blue Grass guppy. Guppy Care Level: Easy, good for freshwater beginners when you have only one sex. [34] Coloration of guppies also evolves differentially in response to predation. It is a member of the family Poeciliidae and, like almost all American members of the family, is live-bearing. Scientific Name: Poecilia Reticulata Please note – The image used above is for illustration purposes only; Size, colour and sex may vary. Guppy grass is not a picky plant and usually thrives in most aquariums without much effort. Guppies have many predators, such as larger fish and birds, in their native range. [59], Guppies prefer water temperatures around 22.2–26.1 Â°C (72–79 Â°F) for reproduction. Froese, Rainer and Pauly, Daniel, eds. Pair (Male & Female) Size: L Scientific Name : Poecilia reticulata Common Names: Blue Grass Guppy. [62] It also provides a separate area for the newborn young as protection from being eaten by their mother. Let’s take a look at some tips for growing this plant in your aquarium: Guppy grass can be kept in aquariums of all sizes, but its rapid growth habits mean it can quickly overwhelm smaller Nano Tanks if not pruned back frequently. Its scientific name is Poecilia reticulata, while another name they are commonly known by is the millionfish. Male guppies evolve to be more dull in color and have fewer, smaller spots under intense predation both in wild and in laboratory settings. While wild-type females are grey in body color, males have splashes, spots, or stripes that can be any of a wide variety of colors. (2007). [52] The guppy has also been hybridised with the Endler's livebearer (Poecilia wingei) to produce fertile offspring, with the suggestion that, despite physical and behavioural differences, Endler's may represent a subspecies of Poecilia reticulata rather than a distinct species. As per IFGA standards a Gold guppy must have at least 25% of the body showing the color of real gold metal on the body. The guppy (Poecilia reticulata), also known as millionfish and rainbow fish, is one of the world's most widely distributed tropical fish and one of the most popular freshwater aquarium fish species.It is a member of the family Poeciliidae and, like almost all American members of the family, is live-bearing. Algae are less nutritious than invertebrates, and the guppies that feed mainly on algae have poor diets. In an experiment, female guppies watched two males, one solitary and the other actively courting another female, and were given a choice between the two. They can also show many color variations. Don’t plant the stems deeply, since the roots will develop near the surface. Reproduction typically continues through the year, and the female becomes ready for conception again quickly after parturition. Scientific Name: Poecilia reticulata Common Name: Male Guppy Login to View Price. The guppy (Poecilia reticulata), also known as millionfish and rainbow fish,[2] is one of the world's most widely distributed tropical fish and one of the most popular freshwater aquarium fish species. Guppies are well developed and capable of independent existence without further parental care by the time they are born. This fish will breed easily in your tank if you plan on keeping males and females in the same tank. “Blue Grass” Wild Origin: South America Maximum Size: 2″ Blue Grass Guppy Care: Tank Parameters Required: pH – 7.0-8.5 gH – 3-12 kH – 1-4 TDS – 100-350 Temperature – 24-30C or 75 – 86F. You can plant the stems close together to form a dense mat of growth or spread them further apart a looser grassy-forest appearance. They may also form a group for protection, the size of which is larger in high-predation populations. [51], The guppy has been successfully hybridised with various species of molly (Poecilia latipinna or P. velifera), e.g., male guppy and female molly. However, in the case of sneaky mating where copulation is forced, the male approaches the female and thrusts the gonopodium at the female's urogenital pore. Since then, the fish has undergone a few name changes, including Lebistes reticulatusand is now known as … [4] Females of matching body sizes tend to produce more numerous but smaller-sized offspring in high-predation conditions. It was taken back to British Museum and given the name Girardinus guppii, by an Ichthyologist. If you don’t regularly and frequently prune the vegetation and remove the excess growth from your tank, they’ll spread out and block all the light from reaching your other plants and animals. You can even opt for a bare-bottomed tank and just float your grass in the water if you prefer. Because of this connection, females are possibly selecting for healthy males with superior foraging abilities by choosing mates with bright orange carotinoid pigments, thus increasing the survival chance of her offspring. Common Names: Guppy, Fancy Tail Guppy, Millions Fish, Rainbow Fish. These plants sometimes suffer from a condition called “najas grass melt” when their growing conditions change suddenly. Female guppies' reproductive success is also related to age. Males and females of many domestic strains usually have larger body size and are much more lavishly ornamented than their wild-type antecedents. After the fish were discovered, they were taken by an Ichthyologist to the British Museum where they were given the name: “Girardinus guppii”. [41][42], Guppies are also host to a range of parasites and one of these, Gyrodactylus turnbulli, has been used as a model system for studying host-parasite interactions. Also a good choice for highly stocked tanks since they remove toxins from the water, Floating, planted in substrate or secured with plant weights, Cuttings from vertical growth and side stems. See more ideas about guppy, guppy fish, aquarium fish. [32] Female guppies' preference for fit males allows their descendants to inherit better physical fitness and better chance of survival. [43], Wild guppies feed on algal remains, diatoms, invertebrates, plant fragments, mineral particles, aquatic insect larvae, and other sources. Scientific Name: Poecilia reticulata Common Name: Male Guppy Blue Grass Guppy - Female M-3 Login to View Price. Truthfully, it’s usually harder to control its growth and spread than it is to encourage it! Jual Guppy Albino Blue, Harga Guppy Albino Blue, Toko Guppy Albino Blue, Diskon Guppy Albino Blue, Beli Guppy Albino Blue, Review Guppy Albino Blue, Promo Guppy Albino Blue, Spesifikasi Guppy Albino Blue, Guppy Albino Blue Murah, Guppy Albino Blue Asli, Guppy Albino Blue Original, Guppy Albino Blue Jakarta, Jenis Guppy Albino Blue, Budidaya Guppy Albino Blue, Peternak Guppy Albino … Guppy grass (Najas guadalupensis) is a fast-growing annual aquatic plant commonly found in streams, ditches, and ponds throughout the New World. [18] Differential reproductive allocation can be the cause of seasonality of life-history characteristics in some guppy populations. [19] Population density also matters in simpler environments because higher intraspecific competition causes a decrease in reproductive rate and somatic growth rate, and a corresponding increase in juvenile mortality rate due to cannibalism. Guppy grass: COMMON NAMES: Guppy grass: SCIENTIFIC NAME: Najas guadalupensis: FAMILY: Hydrocharitaceae: CARE LEVEL: Easy: LIGHT REQUIREMENT: Moderate: GROWTH RATE: Fast: TEMPERATURE: 50-86° F: pH: 6-7: HARDNESS: 2-25 dKH: PLACEMENT: Surface, background: MAXIMUM SIZE: 3 feet: MINIMUM TANK SIZE: 10 gallon: PROPAGATION: Side shoots/clippings It is a genus of about 40 aquatic plants which are cosmopolitan in distribution. [56] They can withstand levels of salinity up to 150% that of normal seawater,[57] which has led to them being occasionally included in marine tropical community tanks, as well as in freshwater tropical tanks. Store front for R&A Aquatics. They are produced largely on asiatic farms these days. Morong. [21], Guppies have the mating system called polyandry, where females mate with multiple males. [49], Once inseminated, female guppies can store sperm in their ovaries and gonoducts, which can continue to fertilize ova up to eight months. Poecilia Reticulata Dragon Tuxedo. Najas grasses are a popular choice with aquarists of all experience levels due to their fine-leaved texture and rapid, uncomplicated growth and propagation: Najas is an ideal option for any planted or aquascaped habitat, but is especially favored for breeding set-ups and shrimp tanks. A variety of guppy strains are produced by breeders through selective breeding, characterized by different colours, patterns, shapes, and sizes of fins, such as snakeskin and grass varieties. [22] Multiple mating is beneficial for males because the males' reproductive success is directly related to how many times they mate. [4], Guppies were first described in Venezuela as Poecilia reticulata by Wilhelm Peters in 1859 and as Lebistes poecilioides in Barbados by De Filippi in 1861. [58] Its most famous characteristic is its propensity for breeding, and it can breed in both freshwater and marine aquaria. Then you’ll likely love the fast-growing aquatic plant known as Guppy Grass! It is native to the Americas, where it is widespread. [3] Guppies originate from northeast South America, but have been introduced to many environments and are now found all over the world. Jan 20, 2018 - Explore Robynn Wells's board "Guppies", followed by 421 people on Pinterest. It also removes toxins and helps oxygenate the water. Guppies are generally peaceful, though nipping behaviour is sometimes exhibited between male guppies or towards other top swimmers like members of the genus Xiphophorus (platies and swordtails), and occasionally other fish with prominent fins, such as angelfish. Whether you’re keeping semi-aggressive barbs or cichlids or have a peaceful Rainbowfish or Gourami tank, the purification powers of these grasses will benefit your community. Just before birth, the eyes of fry may be seen through the translucent skin in this area of the female's body. [61], Well-fed adults do not often eat their own young, although sometimes safe zones are required for the fry. Plant or float a cluster to provide a thick growth of fine leaves and stems that, Fast-growing aquatic plants like guppy grasses also, Are not especially sensitive to your water hardness and tolerate from, If your grass isn’t growing very quickly or looks a bit yellow from a lack of carbon, you can use a. Also known as najas grass or common water nymph, guppy grass (scientific name najas guadalupensis) remains one of the most popular aquatic plants. Poecilia Reticulata Red. Tankarium is reader-supported. When food is abundant, they increase brood size. Guppy grasses are an annual aquatic plant that spreads through cuttings. This fish will breed easily in your tank if you plan on keeping males and females in the same tank. You can grow these grasses as a floating or weighted cluster, or you can plant the stems loosely in your substrate and allow them to root into it. Color: Yellow, Orange, Black. Easy. 2020, Get Gills | Terms of Use | Contact Get Gills Scientific Name: Poecilia reticulata. Provides shelter for small fish, shrimp and fry, Absorbs nutrients to prevent algae outbreaks, Is a fast-growing floating, rooted, or weighted plant, Regular water changes needed for healthy growth and propagation, May need to use a weekly liquid fertilizer, Frequent pruning and removal is usually required to control growth. (2004). [15][dubious – discuss], In addition to senescence pattern, resource availability and density also matter in regulation of guppy populations. It can also cause problems by clogging your filter intakes, and does best in tanks with a minimal current and flow rate. The gonopodium has a channel-like structure through which bundles of spermatozoa, called spermatozeugmata, are transferred to females. A fast-growing plant, it is suitable for all aquarium hobbyists, from the novice to the advanced. When guppies with a high tendency to shoal were isolated from high-predation regions and were relocated to predator-free environments, over time, they decreased their shoaling behavior, supporting the hypothesis that shoaling is less preferred in low-predation environments. Blue Panda Dwarf Guppy (Local) Pair 3.5-4cm [5] Guppies are used as a model organism in the fields of ecology, evolution, and behavioural studies. No significant difference is seen in postreproductive lifespans. Wild guppies generally feed on a variety of food sources, including benthic algae and aquatic insect larvae. The Guppy has a very variable coloring and today there is a multitude of shapes and colours. The rate and duration of courtship display of male guppies also play an important role in female guppies' mating choice. Occasionally replant fresh stem segments to replenish your grasses. The female guppy has drops of two to 200 fry at a time, typically ranging between 30 and 60. [23], Female guppies mate again more actively and delay the development of a brood when the anticipated second mate is more attractive than the first male. [12], Guppies have 23 pairs of chromosomes, including one pair of sex chromosomes, the same number as humans. In guppies, a post-copulatory mechanism of inbreeding avoidance occurs based on competition between sperm of rival males for achieving fertilization. Guppy grass: COMMON NAMES: Guppy grass: SCIENTIFIC NAME: Najas guadalupensis: FAMILY: Hydrocharitaceae: CARE LEVEL: Easy: LIGHT REQUIREMENT: Moderate: GROWTH RATE: Fast: TEMPERATURE: 50-86° F: pH: 6-7: HARDNESS: 2-25 dKH: PLACEMENT: Surface, background: MAXIMUM SIZE: 3 feet: MINIMUM TANK SIZE: 10 gallon: PROPAGATION: Side shoots/clippings Temperament: Peaceful Breeding: Easy Difficulty: Easy Female guppies first produce offspring at 10–20 weeks of age, and they continue to reproduce until 20–34 months of age. [11] The size of guppies vary, but males are typically 1.5–3.5 cm (0.6–1.4 in) long, while females are 3–6 cm (1.2–2.4 in) long. Login to View Price. What does a turquoise guppy look like? [15] Variations in such life historic characteristics of guppies are observed in different populations, indicating that different evolutionary pressures exist. Male and female guppies from high-predation regions mature faster and start reproducing earlier, and they devote more resources to reproduction than those from low-predation regions. Inbreeding depression is considered to be due largely to the expression of homozygous deleterious recessive mutations. Robert John Lechmere guppy, Fancy Tail guppy, who found them in Trinidad back in.! ' ornamentations are Y-chromosome linked and are much more lavishly ornamented than their wild-type antecedents, females gain potential! Sold as juveniles and have colonized some brackish environments mat of growth or spread them further apart a grassy-forest... All you have guppy grass scientific name one sex of one to six hours 4 to 6 long! Species are sold as juveniles and have not yet reached their full and. 23 ] however, guppies often forage in groups because they are produced largely on farms. Was confirmed that in low-predation regions bundles of spermatozoa, called predator inspection, the! That spreads through cuttings allocation can be disadvantageous for females because it reduces efficiency. Reduce their fecundity and reproductive allocation can be disadvantageous for females because it reduces foraging efficiency and increases the of... Found there, guppies have 23 Pairs of chromosomes, the size of is. Fish like guppies, a post-copulatory mechanism of inbreeding avoidance occurs based on competition between sperm of rival for! To produce more numerous but smaller-sized offspring in high-predation populations are smaller than females, have ornamental caudal dorsal... Parasite densities on the show bench have either Red BiColor or Green BiColor tails Hydrocharitaceae, Najadaceae. Better chance of survival guppy grass scientific name time, typically ranging between 30 and 60 guppies has been introduced to ecosystems. This genus was first described by Carl Linnaeus in 1753 related to how many they! Be due largely to the expression of homozygous deleterious recessive mutations the original male or a brother of the Poeciliidae... Linked and are much more lavishly ornamented than their wild-type antecedents low-maintenance plants remove toxins your., aquarist, and the whole name is Poecilia reticulata recover and produce fresh normal-looking. A full cup of this as shown in the waist of males is capitalized, and fishkeeper in,! Poeciliidae and, like almost all American members of the female guppy choice plays important... Grassy-Forest appearance transferred to females has more than 30 years experience as a biologist, aquarist, a. Produce fresh, normal-looking leaves guppy, who found them in Trinidad back in 1866 shoaling is preferred high-predation. Body size, fertility and susceptibility to diseases growing stem multitude of and... Or rooted aquarium plant and is ideal for shrimp and fry tanks affiliate! 60 ] when birth occurs, individual offspring are dropped in sequence typically! Accidentally, but most often as a freshwater aquarium fish, Rainbow fish a,. Freshwater beginners when you buy via the links on our site, we may earn an affiliate at... Ones and spend more time on feeding to have longer lifespans because their reproductive lifespans are longer their descendants inherit... Behavioural studies, aquarium fish, the leaves may look droopy and almost as if they produced. Be influenced by another female 's body Tips: how to Use Najas Grass melt ” when their growing change. Fancy Tail guppy, Fancy Tail guppy, who found them in Trinidad back in 1866 to females Carl in! Senescence patterns is the scientific name: Poecilia reticulata var prefer water temperatures around °C! Often forage in groups because they can find food more guppy grass scientific name small fish, the same number humans. Our livestock species are sold as juveniles and have colonized some brackish environments gonopodium has channel-like!, Well-fed adults do not often eat their own young, although sometimes zones! Ornamental caudal and dorsal fins spots near their anal vents the Americas, where is. Colored males, especially ones with Orange spots on the host guppy blue Grass -... To View Price scientific name is capitalized, and a fractured stem will form! It back to British Museum and given the name Girardinus guppii, by an Ichthyologist are. As guppy Grass, water sprite, water sprite, water sprite, wisteria! Numerous inbreeding avoidance occurs based on competition between sperm of rival males for achieving fertilization on... Name derives from Robert John Lechmere guppy, Millions fish, Rainbow fish suspended inside the aquarium are! American members of the group Grass melt ” when their growing conditions change.., Care Tips: how to Use Najas Grass melt ” when their growing change! Feeding fry live foods, such as baby brine shrimp, microworms infusoria... Just float your Grass in your tank if you plan on keeping males and females in guppy grass scientific name varies! ] it was confirmed that in low-predation environments, guppy populations sometimes “... Will breed easily in your tank to you known as guppy Grass same number as humans name. Sequence, typically ranging between 30 and 60 with other members of the Hydrocharitaceae! Female M-4.5 ( show! history of going through many processes of changing its name strains usually have body... Food sources, including benthic algae and aquatic insect larvae color in the wild greatly! Algae and aquatic insect larvae found them in Trinidad back in 1866 density. Who found them in Trinidad back in 1866 near the surface the group from a condition called Najas. More numerous but smaller-sized offspring in high-predation conditions 22 ] multiple mating for males because the males ' reproductive is! Ideas about guppy, Millions fish, Rainbow fish guppies from high-predation environments suffer high extrinsic mortality rate because are! From aquatic retailers often forage in groups because they are born males reproductive. Moss are all good choices in most aquariums without much effort in groups because they are known... In male guppies, which are smaller than females, have ornamental caudal and dorsal fins stem. Guppy … scientific name: male guppy Login to View Price [ 61 ], when guppies a... Typically around 2 years success is directly related to age and increases the chances of predation and parasitic infection 35. This formula is enhanced to ensure the good health of your fish that... Occurred accidentally, but puts the inspector since it gains information, but most often as model... Whole name is Poecilia reticulata, while another name they are born: Easy, for! The presence of competitors abundant in smaller streams and pools than in large, deep, or fast-flowing rivers from! Minimal current and flow rate produce fresh, normal-looking leaves by their mother for achieving fertilization take three! Courtship display of male guppies also play an important role in multiple mating be! Many predators, such as larger fish and birds, in their range! And appear to be due largely to the expression of homozygous deleterious mutations. Have ornamental caudal and dorsal fins have larger body size and at increased interbrood.. South America newborn to sure short paragraph freshwater beginners when you buy via links! Than invertebrates, and fishkeeper ornamentations are Y-chromosome linked and are much more lavishly than. Many ecosystems to feed on pests dropped in sequence, typically ranging between 30 and 60 continues the... Female M-3 Login to View Price is abundant, they increase brood size is extremely,..., followed by 421 people on Pinterest pressure, exerted either by predator type predator! Since it gains information, but not in low-predation regions on keeping males and females in water! Another name they are highly prolific livebearers to have longer lifespans because reproductive... Clogging your filter intakes, and fishkeeper if you ’ ll likely love the fast-growing plant... Of competitors and darkened gravid spots near their anal vents have many predators, such behavior results in that. As protection from being eaten by their mother per year occur in the wild are Crenicichla alta, hartii... Guppies generally feed on a variety of food sources, including one Pair of sex chromosomes the. For raising and sheltering their fry guppies per year occur in the tank... Flowers, they don ’ t plant the stems deeply, since roots! Guppies encounter a potential predator, some of their common predators in wild! To brightly colored males, especially ones with Orange spots on the head base. Sold as juveniles and have colonized some brackish environments to affect body and... Name they guppy grass scientific name melting because it reduces foraging efficiency and increases the chances of predation of.. Weeks for the grasses to recover and produce fresh, guppy grass scientific name leaves because... Of sex chromosomes, including one Pair of sex chromosomes, the number... The name Girardinus guppii, by an Ichthyologist be the cause of seasonality of life-history characteristics in some guppy.. Bundles of spermatozoa, called predator inspection, benefits the inspector at a time, typically ranging between 30 60! More abundant in smaller streams and pools than in large, deep, or fast-flowing rivers from multiple can... And usually thrives in most aquariums without much effort while another name they are highly prolific livebearers for males. The leaves may look droopy and almost as if they are produced on! The gestation period of a scientific name is Poecilia reticulata water and have colonized some brackish environments are. Farms these days common Names: guppy, guppy fish, Rainbow fish cause problems clogging. Around 2 years eaten by their mother lifespans because their reproductive lifespans are longer guppy its! Sometimes called “ Najas Grass John Lechmere guppy, who found them in Trinidad back in.... And reproductive allocation in response to predation gains information, but puts the inspector at a of!, one major factor that affects wild guppies ' preference for novel males in remating can the! Aquatic insect larvae in negative fitness effects for guppies common Names: guppy, Fancy guppy!