Saber teeth such as those that belonged to apex Ice Age predators were superbly shaped for puncturing prey and subduing them, a new study has found. In one sense that is unsurprising, since many ...

Saber-toothed predators—best known from the infamous Smilodon—evolved multiple times across different mammal groups. A study titled "Functional optimality underpins the repeated evolution of the ...

Iguanas are considered an invasive species in Florida and are being hunted by people like Marco Island resident John Johnson. Iguana bites, though rare, can be painful due to their serrated teeth and ...

Sabre-toothed predators -- best know from the infamous Smilodon -- evolved multiple times across different mammal groups. A new study reveals why: these teeth were 'functionally optimal' and highly ...