Scientists are racing to save sea stars from extinction through breeding. Here's what they're learning about the different ...

Whales are the biggest animals of all time. Heavier than elephants, wooly mammoths, and even dinosaurs! But they weren’t always the titans of the sea. Let’s rewind the clock around 50 million ...

Sea reptiles the size of whales swam off the ... The creature would have been one of the largest ever known, behind only blue whales and dinosaurs, say scientists. The ancient jawbone was found ...

This thrilling deep-sea fish was voted the world's ugliest animal by the Ugly Animal Preservation ... or 'Big Red', one of the largest jellyfish in the world. The fangtooth has teeth to spare ...

Weighing up to 700 pounds green turtles are among the largest sea turtles in the world. Their proportionally small head, which is nonretractable, extends from a heart-shaped carapace that measures ...