Deep in Arctic waters, the Greenland shark can live up to 400 years, a record among vertebrates. Scientists have now decoded ...

Sharks are some of the ocean's top predators. In fact, sharks and their relatives were the first vertebrate predators on Earth. Shark fossils date back more than 400 million years -- that means sharks ...

The Greenland shark, a slow-moving giant of the North Atlantic and Arctic Oceans, holds the record as the longest-lived vertebrate. One individual, estimated at nearly 400 years old, provides evidence ...

Scientists have come one step closer to unraveling the age-defying secrets of the world's longest-living vertebrate: the Greenland shark. Understanding the biological mechanisms that facilitate this ...

The epaulette shark’s ability to “walk” on land gives it a distinct survival advantage and traces its lineage back to the Jurassic period. When most people picture a shark, they likely imagine a sleek ...

A Pelagic thresher shark (Alopias pelagicus) cruising the Monad Shoal seamount near Malapascua Island, Philippines. These pelagic deep water sharks come up to the seamount's shallower part to get ...

A pod of killer whales, Orcinus orca, in the North Pacific. (U.S. National Oceanic Atmospheric Administration) (CN) — One day last summer, two observational vessels encountered a gruesome scene off ...

"Sharks are the top predators in many marine ecosystems. But tales of the killer instincts and fearsomely sharp senses of these hunters can obscure their full life histories. In fact, sharks are ...