To know what a tropical bird is, you first have to know where the tropics are. The tropics form a band around the equator ...

Since the 1960s, fossil discoveries have confirmed the scientific consensus that birds evolved from the group of predatory ...

The St. Bathans currawong would have been black in color, different from the black and white Australian magpie bird.

The world's largest-known dinosaur mating display area may have been found hiding in plain site at Colorado's Dinosaur Ridge ...

Small and elusive night lizards probably persisted because they have slow metabolisms and like to hide out in rock crevices, ...

An international team has found that equations to determine the speed of a moving dinosaur based on prints in trackways may ...

Fossil scrapes in Colorado suggest dinosaurs gathered for mating displays in what may be the world’s largest courtship arena.

While fossil trackways are widely used to estimate the speed of extinct animals, especially dinosaurs, new research suggests ...