A study of wild Australian birds found that an invidiual's...

For wild birds, sex reversal may be more common than ornithologists originally believed. A new study of roughly 500 birds from five species found that...

A worldwide study of more than 4 million birdcalls has found that birds are singing for nearly an hour longer each day because of light pollution....

A worldwide study of more than 4 million birdcalls has found that birds are singing for nearly an hour longer each day because of light pollution....

Australian photographer Christian Spencer has spent more than twenty years taking pictures in the Itatiaia National Park in Brazil. One amazing aspect...

Australian photographer Christian Spencer has spent more than twenty years taking pictures in the Itatiaia National Park in Brazil. One amazing aspect...

Almost all of the ‘sex discordant’ birds were genetically female but had male reproductive organs, study finds

A sweeping analysis of more than 4 millions recordings has found birds tweet for nearly an extra hour a day in areas disrupted by light pollution....

A sweeping analysis of more than 4 millions recordings has found birds tweet for nearly an extra hour a day in areas disrupted by light pollution....

Origin-recognition complex, or ORC, plays an unexpectedly broad role in the regulation of human cell gene expression, according to a study in the...