Flightless Birds in the World: Birds are some of the most fascinating creatures in the animal kingdom. But what about birds that don’t fly at all? For centuries, humans have envied the freedom of ...

Researchers examined dozens of bird species in museum collections looking for differences in the feathers and bodies between birds that can fly and birds that can't. They found that when birds evolve ...

The egg definitely came before the chicken in this case — the skeleton is from a modern adult kiwi, the egg from its much bigger, long-extinct cousin, Aepyornis maximus. That's a surprise, because it ...

This article originally appeared on The Conversation. Aside from being a delight to watch, flight in birds is regarded by many cultures as a symbol of freedom, and a source of inspiration for humans ...

WELLINGTON, New Zealand (AP) — Research linking New Zealand’s diminutive kiwi with a giant extinct bird from Africa is prompting scientists to rethink how flightless birds evolved. A report published ...

The ancient birds were bred and consumed by humans 18,000 years ago according to a new study. Alamy Stock Photo These ferocious, flightless fowl were once both pets and food to people. Appearing more ...

This article was originally featured on Knowable Magazine. Kākāpō are avid walkers, wandering on strong legs for miles at a time and hiking up mountains to find mates. They’re keen climbers too, ...

Giant flightless birds called mihirungs were the biggest birds to ever stride across what is now Australia. The animals, which weighed up to hundreds of kilograms, died out about 40,000 years ago. Now ...

Kakapo birds will soon be found on New Zealand’s mainland for the first time in 40 years — thanks to an effort to discover suitable alternative habitats. It’s a boost for conservation efforts, which ...