A team of researchers has outlined a new approach for better understanding the depths of animal consciousness, a method that may yield new insights into the similarities and differences among living ...

Some were the size of a dog. Others were as large as polar bears. A newly-discovered fossil of the ferocious hyaenodont is ...

Ancient Australia’s predator hierarchy was flipped — giant raptors ruled while T. rex-like dinosaurs stayed small.

Discover the top 10 largest flying birds, ranked by wingspan and weight. Learn about their habitats, flight styles, and fascinating adaptations that help them rule the skies.