Captain Quint in the classic Jaws movie may have been tough, but his fishing game was a little weak. Here's why.

In a nutshell Synovial joints—the flexible, lubricated connections that allow smooth movement in our bodies—first appeared in the common ancestor of all jawed vertebrates but are absent in jawless ...

Ancient fish had synovial joints, challenging the idea that flexible skeletons evolved on land. Fossils and modern fish show ...

Lampreys are parasitic fish. They don’t have jaws, just a suction cup mouth full of teeth that they’ll use to attach to another fish, then bleed them. They produce an anticoagulant in their ...

Adaptations of the teeth and jaws that allow the fish to adapt to a wide range of food sources and habitats are thought to be a factor in their success. Fish, including cichlids, have either ...