The endangered kakapo is a flightless bird native to New Zealand. Its population is growing, but its parasites have dwindled.

A new gecko species, Paragehyra tsaranoro, has been discovered in Madagascar's Tsaranoro valley. As a microendemic species, ...

A tiny, overlooked wrist bone called the pisiform may have played a pivotal role in bird flight and it turns out it evolved far earlier than scientists thought. Fossils from bird-like dinosaurs in ...