A peculiar fossil has helped scientists discover an unusual bird that lived among the dinosaurs 120 million years ago, and the find is changing the way researchers think about avian evolution. The ...

New Zealand's rarest birds have seemingly come back from the dead. For decades, they were thought to be extinct until tiny populations were rediscovered, the holdouts that survived against the odds.

The loss of these birds will lead to the unraveling or to the complete collapse of entire ecosystems. An adult male yellow-bellied sunbird-asity (Neodrepanis hypoxantha) in Ranomafana National Park, ...