About two weeks after giving birth, Bridget María Chesterton was curled up on the bathroom floor, saying things that made little sense.

New research says long-billed curlews listen to alarm barks from prairie dog colonies to protect themselves from predators.

Birds in North America will no longer be named after people.

A new study found that the night sky is growing brighter every year, and the stars are looking dimmer.

A new online atlas of bird migration draws from an unprecedented number of scientific and community data sources to illustrate the routes of about 450 bird species in the Americas.

A 16-year-old girl says she heard vehicles crashing all around the pickup truck where she and her mother were trapped after a highway collapsed in rural Mississippi.

The pandemic that put much of normal life on pause — stopping travel and shutting people in their homes — also afforded more time for many families to study the wildlife in their own backyards.

A new antenna on the International Space Station and receptors on the Argos satellite — combined with the shrinking size of tracking chips and batteries — are allowing scientists to remotely monitor small animal and songbird movements in much greater detail than ever before.