The slaty-masked tinamou, found in Brazil, is utterly unafraid of people. That could be its undoing, ornithologists worry.

In the depths of the Amazon rainforest, a strange song drew scientists to a new species of bird, the first of its kind ...

The tooth-billed pigeon, often dubbed the "little dodo," is one of the most elusive birds in the world. There are fewer than 100 left in the wild, and no one has photographed one since 2013. Found ...

A biotech startup is taking the first real steps towards bringing the dodo bird back from extinction. No one has seen this bird since the late 17th century, but that doesn't mean it has been forgotten ...

No other animal is as inexorably linked with extinction as the dodo, an odd-looking flightless bird that lived on the island of Mauritius in the Indian Ocean until the late 17th century. The arrival ...