Sharks, skates and catfish also have tooth-like structures called denticles that make their skin feel like sandpaper. When Haridy studied the tissues of her catfish, she saw that the denticles were ...

A dog bite can cause tremendous initial damage. Dogs’ teeth rip and tear, and their jaws can break bones. Typically the bigger the dog the bigger the bite but that is not always the case. In this ...

New fossil study shows teeth evolved from sensitive armor in ancient fish—solving a 500-million-year-old mystery.

Giraffe 8. Question: How far away can a wolf smell its prey? Answer: Almost two miles 9. Question: What land animal has the ...

Schexnayder’s two-run home run gave Iota a 10-0 run-rule victory over Cecilia to not only show who is the top Bulldog in town but to advance to the quarterfinals for the second year in a row.