The splendid lantern shark glows in the dark to create a cloak of invisibility to protect itself from predators.
A beluga whale named Juno intensely watches a mariachi serenade him at the Mystic Aquarium. Check out the video.
Encounters between humans and sharks are common this summer, but it's unclear which species is becoming more brazen.
Summer is anniversary time for many shark attack survivors, including Discovery News guest commentator Debbie Salamone.
Underwater photographer Francis Perez captured detailed images of the rarely seen enigmatic smalltooth sandtiger shark.
A Japanese government report hints at the prospect of an end to whaling in the Southern Ocean.
Whale watchers look on as orcas snatch two humpback whale calves from their mother.
In a unanimous vote, the Chilean National Congress has banned shark finning from its waters.
The first documented cookiecutter shark attack on a live human resulted in crater-like wounds.
Overall, beaches in the Great Lakes region were the worst, while those in the Southeast and NY/NJ were the best.