Because tooth shape varies with fracture properties of the foods that primates eat, relationships between dental form and function can teach us about the diets of our distant ancestors.

2009; Figure 2). However, these are very rare cases. Instead, primates are usually preserved as petrified teeth and bones that can be extracted from the surrounding rock. These kinds of fossils ...

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.