"If she is dreaming, this is a dramatic moment. You could almost narrate the body changes and narrate the dream," the scientist said.
Researchers investigated a unique group of dolphins in Western Australia which use sponges as tools to forage for food.
If a bird sees their friend spitting out an insect, it's safe to assume that insect is gross.
This bulbous-headed animal had to learn to fit in with her sleeker cousins.
Cows perform complex tasks, are social, and have different personalities.
New research shows ravens are actually better at bartering than several apes, including chimps.
The animals vocalizations are difficult to hear, and they don't talk very much.