Hunters are warned to take precautions handling wild birds, and the virus can spill over to non-avian species, so no one should approach wild animals that are appear ill.

The US Supreme Court opens its 2022-2023 term with a case that could greatly reduce federal protection for wetlands. Here is what makes these ecosystems valuable.

New research traces the effect of drought on red kite chicks born during particularly dry years.

New research traces the effect of drought on red kite chicks born during particularly dry years.

Using an enzyme from the crested ibis, scientists developed cells engineered to express therapeutic proteins, specifically a thrombin inhibitor.

The specialized brain area that helps songbirds learn songs also exists in woodpeckers, suggesting their communicative rat-a-tat-tat evolved the same way.

The specialized brain area that helps songbirds learn songs also exists in woodpeckers, suggesting their communicative rat-a-tat-tat evolved the same way.

Some female hummingbirds have evolved to look like males. A new study shows it's a way to keep passionate males at bay and spend more time at feeders.

Modeling how gulls respond to wind gusts by changing wing shape could improve the flight of drones or other aircraft, say researchers.