Biology
Mimicry and Aposematism in Poison Dart Frogs
Quick fact
Unlike the classic textbook story, many poison dart frogs that look alike are actually toxic themselves—this is Müllerian mimicry, not Batesian mimicry, where harmless species imitate toxic ones.
Why this is interesting
You've probably heard that poison dart frogs are bright to warn predators: 'Don't eat me!' But what if some frogs are just pretending?