When considering which deep-sea creature has the biggest teeth, the answer depends on what you mean by “biggest!” The fangtooth Anoplogaster cornuta has the biggest teeth of any ocean animal compared ...

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 ...

Animals come in an extraordinary range of body shapes. A starfish looks nothing like an earthworm, a mouse, or a human. Yet even closely related species can appear radically different: corals, ...

An incredibly rare deep-sea fish with an eerie transparent head was documented on a recent research mission done by the ...

Scientists exploring the floor of the deep sea around the Cocos (Keeling) Islands in the Indian Ocean found a landscape teeming with deep sea life, some of which had never been seen before. Here are ...

To build more efficient pumping systems, engineers might take inspiration from a tiny filter-feeding sea creature encased in a gelatinous structure known as a "mucus house" or "snot palace." New ...

The baby dolphin is too adorable!