A tiny Australian bird, the brown thornbill (Acanthiza pusilla), mimics the hawk warning calls of neighboring bird species to protect its nest from predators such as the pied currawong. The brown thornbill (Acanthiza pusilla). Image credit: Patrick K59 / CC BY 2.0. “It’s not superbly accurate mimicry, but it’s enough to fool the predator,” said Dr Branislav Igic of the Australian National University in Canberra, Australia, lead author on the...
