See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. A "toothy" anglerfish has been filmed on the bottom of the seafloor, ...

A set of jaws can invoke visions of deadly toothy sharks, and now scientists find the earliest fish with chops — the ancestors of all jawed creatures with backbones — were also armed with teeth, ...

To make a big impression, you’ve got to grin and bare it—your array of teeth, that is. Because people gazing at a crowd find it easier to spot someone with a toothy facial expression, whether it’s a ...