Hummingbirds are unique among birds for numerous reasons, and that also includes their backward flying capability. Like almost every other bird specie.

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.

When we think of bird nests, most of us imagine a simple bundle of twigs tucked in a tree branch. But that common image is just one part of a much bigger story. Around the world, birds have found many ...