While modern birds lack enamel teeth, some species exhibit tooth-like features. Geese use serrated ridges called tomia to tear grass, while penguins possess backward-facing papillae to secure slippery ...

Teeth are one of nature’s most useful tools, helping animals bite, tear, and grind their food. Mammals, reptiles, and even some amphibians rely on them daily, but birds are the exception. Modern birds ...

15:32, Thu, Jul 24, 2025 Updated: 15:42, Thu, Jul 24, 2025 Palaeontologists are trying to uncover the mystery behind tooth marks left in the bones of a terror bird 13 ...

A study of a bizarre prehistoric bird's fossilized remains has uncovered fascinating new details regarding its behavior. Living around 120 million years ago, the species, Longipteryx chaoyangensis, is ...

Teeth marks seen on the leg bone of a so-called ‘terror bird’, which were predators 13 million years ago, suggest it may have been killed by an even bigger ...