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The vernacular name for Alfaro cultratus, knife livebearer, comes from the two knife-shaped rows of scales near the tail on the lower end of the fish. [2] It is known as olomina in Costa Rica , [ 3 ] as are many similar fish.
Live-bearing fish exhibit either vivipary or ovovivipary and sometimes both. Note : If a species or grouping of fish species appears here and is known to be either ovoviviparous or viviparous please redirect to the relevant category.
Livebearers are fish that retain their eggs inside the body and give birth to live, free-swimming young. They are especially prized by aquarium owners. They are especially prized by aquarium owners. Among aquarium fish, livebearers are nearly all members of the family Poeciliidae and include: guppies , mollies , platies and swordtails .
Texas A&M University at Galveston describes snapper eels as having cylindrical body types that can grow to 6 feet in length. The teeth of snapper eels are called “canine-like.” The teeth of ...
The specific name honours the collector of the type, the Austrian botanist Karl Bartholomaeus Heller (1824–1880), who discovered this fish while exploring México in 1845–1848. [4] The green swordtail was described from Heller's type by Johann Jakob Heckel in 1848 with the type locality given as Orizaba, Mexico. [ 5 ]
Heterandria formosa is one of the smallest fish and smallest vertebrates known to science. [7] Males grow to about 2 centimeters (0.8 inches), while females grow a little larger, to about 3 centimeters (1.2 inches). [7] [10] The fish is generally an olive color, with a dark horizontal stripe through the center of the body.
Area 1: Panhandle/High Plains Wildlife District [1] [2] includes five WMAs; Area 2: Prairies and Lakes [3] Area 3: Pineywoods [4] Area 4: Gulf Coast [5] Area 5: South Texas Plains [6] Area 6: Hill Country [7] Area 7: Big Bend Country [8] There is some confusion as there are also listed eight Wildlife Management Areas [9] that roughly coincide ...
Poecilia wingei, known to aquarists as Endlers or Endler's livebearer, in the genus Poecilia, is a small fish native to the Paria Peninsula in Venezuela. [2] They are prolific breeders and often hybridize with guppies. These very colorful hybrids are the easiest to find being offered in pet-shops, typically under the name Endler's guppy.