The ocean covers more than 70 percent of Earth’s surface, yet we’ve explored less of it than we have the surface of the moon. Down in the deepest, darkest parts of the sea, where sunlight never ...

Bioluminescence is a fascinating survival strategy used by various marine animals to generate light in the pitch-black depths of the ocean. This remarkable natural ability aids in hunting prey, ...

More than 5,000 animal species previously unknown to science live in a pristine part of the deep sea. Their home — called the Clarion-Clipperton Zone — sits in the central and eastern Pacific Ocean ...

Living at the edge of darkness, the community of microbes and tiny animals in the ocean’s twilight zone upcycle nutrients to ensure their survival. A study led by researchers at the University of ...

Whether they are land creatures or creatures in shallow parts of the ocean, if you trace their food source, you will ...

From sharks that don’t hunt other sea creatures to slugs that can photosynthesize, here are some of the rarest marine animals that may surprise you. Helmet Jellyfish: With a helmet-shaped bell and ...

Learn how shipboard DNA sequencing, 3D imaging, and deep-sea tools helped researchers identify delicate ocean animals within days. A gossamer worm moves through the water faster than its body shape ...

All 10 sea creatures in this ranking are whales, while elephants and rhinoceroses dominate the land list. Even the lightest whales in the marine ranking outweigh the heaviest land animal by more than ...

Dive to places uninhabitable by humans and encounter regal whales and colorful reef life. Ocean Animals features the world’s most charismatic animals that inhabit a realm humans can only fleetingly ...