With its fiery colours and trilling call that echoes through the bush, the crested barbet is a bold little bird that looks ...

Flight: relatively slow, with steady, rowing wingbeats, but the birds are easily ... and northwestern Africa, but all evidence suggests a much closer relationship with the yellow-billed.

Researchers wanted to understand how birds react to the increased noise. So they picked the Galápagos yellow warbler (Setophaga petechia aureola), a territorial bird that uses loud songs ...