Sea Creature :Guppy Fish

GUPPY FISH.
The guppy, 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
Source
GUPPY MEANING
a small live-bearing freshwater fish widely kept in aquaria. Native to tropical America, it has been introduced elsewhere to control mosquito larvae.
Source