A museum curator with a ladder showed that birds that build cavity-style nests are able to protect their eggs with the skin ...

An analysis of 140,000 vocalizations from 77% of bird species showed that beak size and geography play a big role in the way ...

Birdwatchers and hunters flock to southeast Arizona each winter to witness the feathery phenomenon while it lasts.

Invasive alien species (IAS) are animals ... Rats are frequently identified with catastrophic declines of birds on islands, and transmit the plague bacterium via fleas in certain areas of the world.

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Search our Species Guide by entering the first few characters of the species' name in the box below. You can search by English or scientific name and choose between either IOC or Clements as the ...