The mysterious Greenland shark has an unusually long lifespan, and scientists are beginning to think they finally know why.

Some animals have jaws so powerful they can break bones, crack shells, or even split steel. These beasts use their crushing force to hunt, defend, and survive in the wild. Curious to see which ...

How does the armored tiling on shark and ray cartilage maintain a continuous covering as the animals' skeletons expand during ...

HEARTSTOPPING footage shows the moment two giant whales move in to protect a diver from a bloodthirsty shark. Benoît Girodeau was diving off the coast of Mauritius when he was approached by an ...

Not every creature is built for peak survival. While some animals have evolved to sprint, soar, or blend into their surroundings, others have developed unusual traits that seem to defy practicality.

Nearly one-third of sharks are threatened with extinction, mostly due to fishing. While mandated releases are helpful, researchers discovered that they aren't enough to stabilize shark populations.

THIS is the horrific moment an aggressive octopus latches onto a snorkeler and nearly strangles him after its home was ...