Turns out, evolution isn't always useful, but while the truth about our canines might be disappointing, those teeth are still pretty amazing because anthropologists use canine size and shape to ...

Why do humans have canine teeth? Patrick McGannon, Surprise, Arizona All primate species have them, says Sabrina Sholts, a curator of physical anthropology at the Museum of Natural History.

Near an island in the South Pacific Ocean, a bright red sea creature with “canine-like” teeth swam around the coral reef.