Scientific Name : Poecilia reticulate
Common Name : Guppy
Small fish, around 15-20 mm, The males are more colorful and smaller than females, and possess a large gonopodium formed by anal rays and this used for internal fertilization (Berra, 2001). Naturally occurs in north-western region in South America and some Caribbean islands (Magurran and Seghers, 1994). Guppies are highly prolific and ovoviviparous (Parenti, 1981) and have ability to live in many different habitats, even in more polluted and turbid large streams.
Guppies are characterized by verity by their patterns, colours and the shape of their tails