In Earth’s deepest waters, survival depends on aggression, stealth, and biology built for killing in darkness. This video ...

Beneath the ocean's surface lies a world of perpetual darkness, home to some of Earth's most bizarre and fascinating creatures. These deep-sea inhabitants have evolved extraordinary adaptations to ...

The ocean is home to some of the creepiest animals out there. It feels like the deeper you go in the water, the stranger and ...

To capture its prey, the Tiburonia granrojo does not use stinging tentacles, as do the majority of jellies; it deploys long fleshy arms. Little else is currently know ...

Add Yahoo as a preferred source to see more of our stories on Google. Sea creatures have adapted to help them thrive in extreme environments. Unusual features allow them to live thousands of feet ...

Deep-sea fish have evolved ultra-black skin to absorb nearly all light, rendering them invisible to predators that use ...

Thousands of feet deep in the South Pacific Ocean, a pair of scientists piloted a submersible through the dark waters and scanned the seafloor. Some pale creatures with dozens of tentacles caught ...

Trawlers off Taiwan caught a deep-sea predator with “very large” eyes and discovered a new species, a study said. Getty Images/iStockphoto Around an island off mainland Taiwan, shrimp trawlers hauled ...

As you get closer to the bottom of the ocean, it gets darker, denser and stranger. All light from the surface has been absorbed, and only the most adapted species can navigate the lack of oxygen in ...

Scientists filmed a squid covering itself in mud and holding its tentacles upright, using camouflage that helps it hide on the ocean floor.

The Cambrian Period fossils, about 512 million years old, are of invertebrates of various shapes and sizes, including an apex ...