COVID-19, scientists are watching another virus warily: H5N1. It’s been circulating widely in the U.S. — and now, wild birds ...

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

and fly in circles to higher altitudes as they ride the updrafts in cumulus clouds. Using such techniques, the study shows that these birds can travel for up to 260 miles in a single day for up to ...

Peak bird migration is about to start in Colorado and around the country. Here are tools for tracking and identifying the ...

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

Birds are fascinating creatures ... Pelicans are good at using thermals to fly to higher altitudes. Petrels are amazing swimmers that commonly inhabit warm, coastal regions.

When birds lose the ability to fly, their bodies adapt more rapidly than their feathers. Skeletal changes and body mass adjustments occur first due to the higher energy cost of maintaining flight ...

Whether higher elevation birds move depends on local ... Long-distance migrants: These birds fly thousands of miles, often from the northern United States and Canada to wintering grounds ...

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

When birds lose the ability to fly, their bodies change faster than their feathers Date: February 27, 2025 Source: Field Museum Summary: Researchers examined dozens of bird species in museum ...