Researchers may have discovered Mississippi's largest ever mosasaur after pulling a Cretaceous-aged fossil out of a riverbed ...

Learn how the deeply intelligent killer whale learns to communicate by listening.

Sea slugs use bold, bright colors under sunlight to warn predators of their toxic traits. These colors are easier for fish to ...

In the past week, there have been more than 50 dead and dying dolphins found along the L.A. County coast. Experts say it's ...

Southern California could be dealing with its worst toxic algae bloom ever. Domoic acid toxicosis associated with a bloom off ...

Researchers discovered tiny features on sculpins' fins which may enable them to cling firmly in harsh underwater environments.

After taking much-needed baths and receiving medical care, the cats are ready to trade their sea legs in for a stable home ...

In haunting footage captured about 1,604 feet (489 meters) under the sea, cameras captured the tubular crustaceans latched ...

A new study says the happiness pets bring is real and surprisingly valuable. Here's how much life satisfaction your furry ...