While bones can regrow themselves when they break, teeth aren’t so lucky, and that leads to millions of people worldwide suffering from some form of edentulism, a.k.a. toothlessness. Now ...

Whales are a group of mammals that live in oceans. They include some of the largest animals on Earth. The blue whale is the ...

Some whales, such as humpback whales, are known for their ... are classified as "toothed whales" because they have teeth. Baleen whales, on the other hand, have large, comb-like "baleen plates ...

Conducted over the course of six years, the study focused on three baleen species — humpback, fin and blue whales — located off the U.S. West Coast. Using submerged microphones, known as ...