The birds are carefully adapted to the absentee parenting lifestyle.
The fossil is 127 million years old.
Rubber ducks aren't just for bath time any more—they're now the subject of an ecological study.
The secret signal is only for animals like birds with specialized eyes—humans can't see it under regular light.
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.