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Poison dart frogs can be found in the tropical rainforests of Central and South America. Unlike many other amphibians, poison dart frogs are diurnal. Most species are terrestrial but a few are arboreal.oison dart frogs can be found in the tropical rainforests of Central and South America. Unlike many other amphibians, poison dart frogs are diurnal. Most species are terrestrial but a few are arboreal.
1 More than 1000 species of frogs are found in the Amazon Basin. 2  Unlike temperate frogs which are mostly limited to habitats near water, tropical frogs are most abundant in the trees and relatively few are found near bodies of water on the forest floor.