Hundreds of thousands of Velella velella, more commonly known as by-the-wind-sailors, are drifting onto the coastline.

The Hawaiian islands are known for their gorgeous sunsets and white sandy beaches, but you'll miss half of their natural ...

It’s May which means the start of sea turtle nesting season here in the southeast. Sea turtles are making their way to our ...

An iridescent blanket octopus shows off its rainbow-colored cape in a rare new video that will leave you awe-struck.

Frogfish are some of the most colorful creatures under the sea — and some of the most unique ... In the video, a bright ...

In the mountains of southern Iran, a new species has been discovered — and it might be deadly. Researchers armed with ...

Sea creatures keep showing up dead in California waters, and researchers may have an answer as to why. It has to do with their food. One of the largest algae blooms in Southern California has been ...

The creatures live in holes in wood at the bottom ... or chunks of wood that make it all the way to the bottom of the sea. The wood provides a welcome source of nutrients and shelter on the ...

The massive creatures — which can weigh 90,000 pounds and measure 55 feet — have sleek, dark bodies and slender, pointed flippers. Little is known about their population status, and they are ...

This master of disguise can transform its body to resemble various sea creatures, including venomous lionfish and deadly sea snakes. By mimicking these animals, the octopus deters predators and ...