I know this is an unpopular opinion, but even though dolphins are objectively cute, they really freak me out. It’s because, despite their fins and living in water, they remind me just a little ...

While the average person has 32 teeth, some species of dolphin possess as many as 240. Why so many? Not all species are quite so lucky – Risso’s dolphins only have four to 14 in their lower jaw.

Megalodon teeth are the largest shark teeth ever found and have sharp serrated edges. So when these sharks bit marine mammals ...

What emerged was the head of a dolphin about 30 centimeters long, which had 4-cm-long ear bones, eye and nose sockets, teeth and other skull parts. Because dolphins use ultrasonic waves to sense ...