Ducks are short-necked members of the Anatidae family. They’re smaller than geese and swans, but distinct from other aquatic birds like loons, grebes, and coots. They live all over the world, in both ...

In the Cretaceous period, the most advanced herbivorous dinosaurs, known as hadrosaurs, were known to have formidable teeth.

Since the late 19th century, sauropod dinosaurs have been almost universally regarded as herbivores, despite no evidence - ...

But by the end of the Cretaceous hadrosaurs would wear through their teeth in as little as 50 days.” “We think this is because the later ornithopods must have been feeding on tough plants that rapidly ...

Tusks may “look like canines that have become long,” but they’re actually the elephant’s incisors—the narrow teeth at the front of the mouth, Emily said. And, like our own teeth ...

A recent discovery of a dinosaur’s preserved gut contents offers the first direct proof that sauropods were plant-eaters ...