This bird is the first known hybrid species of its kind.
If a bird sees their friend spitting out an insect, it's safe to assume that insect is gross.
The discovery reverses assumptions about one of the most famous dinosaur fossils ever found.
The remarkable adaptation could save this endangered population.
British people really like bird feeders.
Despite the odds, scientists have found one of the world's oldest preen glands in a 48-million-year-old bird fossil.
Warblers are headed to Puerto Rico this week, and the birds will arrive on an island transformed.
The Bronx Zoo's Birdathon helps highlight the many animals that stop through New York City during migration season.
The gene is also important for body size in humans and other animals.
Study shows ground-level light similar to light from tall buildings in disrupting migratory bird behavior
Peregrine falcons can hit birds even faster than Johnson's powerball.
About 40 percent of pollinators like bees and butterflies are at risk, according to a UN-issued report.
But they have not been found in humans.
A fossil study shows Gastornis roamed around Ellesmere Island, Canada, when it was far warmer than today.