Predators have evolved sabre teeth many times during the history of life – and we now have a better idea why these teeth develop as they do. Sabre teeth have very specific characteristics: they ...

To investigate this, we conducted a large-scale analysis of more than 200 different carnivore teeth, including both extinct sabre-toothed species and modern animals. First, we measured their 3D ...

“By combining biomechanics and evolutionary theory, we can uncover how natural selection shapes animals to perform specific tasks.” Another key finding challenges the traditional idea that ...

Sabre teeth can be ideal for puncturing the flesh of prey, which may explain why they evolved in different groups of mammals at least five times ...