Scientists must journey to remote islands in the middle of the Bering Sea, braving uncertain conditions, to reach the ...

The massive annual spring migration of America's birds – millions of them – is underway. Here's how to follow along at home.

Tens of thousands of marine mammals, mostly in South America, have also died ... You've got 14 million birds. We've got over 800 dairy farms. This is big,” Davis said. Davis specializes in ...

How Big Brains and Flexible Skulls Led to the ... reveals continued widespread declines in American bird populations across all ... Acoustic Monitoring Network for Birds Enhances Forest Management ...

The massive annual spring migration of America's birds – millions of them – is underway. Here's how to follow along at home.

"On a big night in the spring ... as well as the ruby-crowned kinglet. In North America, birds typically fly south for the winter before food is less available during the colder months, then ...

"On a big night in the spring ... and canvasback are among the birds that are migrating right now. In North America, birds typically fly south for the winter before food is less available during ...