48+ Picture Of A Poison Dart Frog Pics. Harlequin dart frogs, koi morph (oophaga histrionica also known as dendrobates histrionicus). A poison dart frog's bright colors warn potential predators not to eat them.photograph by dirk ercken, dreamstime.
Only poisonous frogs from the genus phyllobates, especially the species phyllobates terribilis, phyllobates bicolor, and phyllobates aurotaenia, secrete batrachotoxin, the toxin used to poison the tips of darts.
But they still managed to avoid being. Most poison dart frogs are brightly colored to warn potential predators of their toxicity. Across its range it displays a huge array of colors and morphs. Poison dart frogs generally inhabit humid rainforests, but can also be found in shrublands, marches, swamps and seasonally flooded grasslands.