Why the Hooded Pitohui Eats Poison to Become Toxic ️

The hooded pitohui, a rust and black songbird from New Guinea's rainforests, has evolved a unique defense mechanism where it consumes toxic beetles containing batrachotoxin (the same neurotoxin found in poison dart frogs), which then accumulates in its feathers, skin, and eggs, making the bird itself poisonous to predators; this toxicity is acquired through diet rather than being innate, as pitohuis raised in captivity without access to these beetles are completely harmless.