A frog is a fresh-water amphibian of the family Ranidae. They are called name as toad. The Ranidae are sometimes called the "true frogs" since a few members of other families also have common names including the word "frog.".

In many parts of the world the frog population has declined drastically over the last few decades. Pollutants are one cause for this decline but other culprits include climatic changes, parasitic infestation, introduction of non-indigenous predators/competitors, infectious diseases, and urban encroachment.

Frogs generally come out in the night. There are more color and more specific frogs in the world

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Dendrobates azureus is a type of poison dart frog found in the forests surrounded by the Sipaliwini savannah, which is located in southern Suriname and Brazil. Dendrobates azureus is widely known as the Blue Poison Dart Frog or by its Tirio Indian name, Okopipi. It takes its species name from the fact that it is colored azure.