A new international study has confirmed that a mysterious feature found in dinosaur eggshells—called secondary eggshell units ...

Octopuses are carnivores, but do they have teeth? Find out more about octopus biology and learn how they use their ...

For more than 100,000 years, coastal communities have harvested abalone (genus Haliotis). These gastropods, which are found ...

Fragments of a Homo erectus skull were among deposits of vertebrate fossils found when the Indonesian seafloor was being ...

Hermit crabs change shells throughout their lives, most commonly during a process called molting, when the animal sheds its exoskeleton.

CUMRU TWP., Pa. - This week's Furry Friends come from the Animal Rescue League of Berks County. First we have "Rodney." He's ...

Sharks, skates and catfish also have tooth-like structures called denticles that make their skin feel like sandpaper. When ...

The other day, nature educator Brianna Varner was walking on the beach when she saw what appeared to be an empty shell ...

These human ancestors would have had plenty to take advantage of near these ancient rivers. Trees bore fruit all year, and ...

Learn why both human teeth and an ancient fish contain a key sensory substance — but in different locations.

Anyone who has ever squirmed through a dental cleaning can tell you how sensitive teeth can be. This sensitivity gives ...

Tortoise shells are not just protective armor, they are living, breathing extensions of the animal’s skeleton, complete with ...