Here’s a look at 7 animals known for having the sharpest teeth in the natural world, with fascinating details on what makes ...

While most adult humans have 32 permanent teeth, or 28 if your wisdom teeth don’t behave, you might be surprised to learn that the animal world has us well and truly beat when it comes to the ...

The biggest teeth in the whale world are found in sperm whales, which can be 4 to 8 inches long. “These conical teeth are only located in the lower jaw both in males and females,” Loch says. Any ...

The mighty megalodon is the most famous extinct shark on earth – with giant jaws and a tremendous size that inspire myths and ...

Most fish have two sets of teeth—the oral teeth located near the front of their mouth for grabbing and chomping and the pharyngeal teeth located in their throat for the slicing and dicing.

Only vertebrate animals have real teeth, though some invertebrates have hard tooth-like plates they use to eat. One of the earliest creatures with teeth were conodonts, an eel-like creature that first ...