Research from Poland adds to evidence from Latin American countries that compounds in used cigarette butts ward off parasites ...

At first blush, the concept of birds gathering cigarette butts could be seen as unusual, even alarming. Why would birds intentionally pick up waste from humans? But scientists have discovered that ...

Familiar voices trigger stronger brain activity in zebra finches, speeding up how quickly they respond to calls.

This week, birders around the world lost one beloved feathered creature from their birding life list. Fortunately, no species went extinct. Instead, this change resolved a long-held misunderstanding ...

The sight of a sick or dead bird at a feeder doesn’t evoke the same delight as a visit from a healthy, chirping songbird. Seeing diseased birds is often a source of concern, confusion and even guilt ...