During World War II, the sinking of a U.S. Navy ship led to one of the worst known shark attacks in history, with up to 150 killed in a feeding frenzy.
The shark Apristurus ovicorrugatus was identified as a new species over a decade after the first mystery egg cases were found in a Western Australian museum collection.
Oregon State Parks said several lancetfish have washed up on beaches in recent weeks in a highly unusual spate of strandings.
At nearly 400 years old, the oldest-known living vertebrate crossed the oceans the same time as the Mayflower.
The 14-foot great hammerhead washed ashore on a beach in Alabama. Researchers have since dissected the expectant mother but are unsure exactly what killed her.
The 10-foot-long female stopped breathing after locals tried several times to coax her back into the water. The cause of the animal's death remains a mystery.
The never-before-seen fish was spotted 5 miles below the ocean's surface in the Izu-Ogasawara Trench near Japan.
Last year, scientists described a weird goblin shark in a scientific journal despite never setting eyes on it. Experts now question the review process that approved the study.
This rare video, showing two megamouth sharks swimming off the coast of San Diego, is scientists' 'only knowledge' of the sharks' social lives.
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