Birds

Humans famously used ultralight aircraft to teach cranes to migrate. What has happened since then may offer clues about how to reintroduce other species back to the wild.

Only one male has turned up at the birds’ breeding grounds this year — and he’s too young to breed.

Conservationists have helped to save North America’s largest bird from extinction, but it’s still important to give every chick a chance to fly free.

YouTube is inspiring viewers across the globe to protect Hawaii’s Laysan albatross — but will that be enough in the face of climate change?

Using birds to help get rid of pests is proving to be more effective than poisons — and less expensive.

Even before the border wall is built, local business owners and conservationists worry about its impact on tourism and wildlife.

This small, flightless bird, native to an atoll in the Pacific, went extinct as a direct result of World War II.

We mapped light pollution from oil and gas fields and found they outshine American cities — and that's bad news for birds.

It took a decade of hard work, but one of the world’s most important wildlife corridors is now emerging from the fragmented forests of coastal Brazil.

The Interior Department is narrowing protection for migratory birds to cover only deliberate harm such as hunting, but not threats like development or pollution that kill millions of birds yearly.