The bathypelagic zone of the ocean is 1,000 to 4,000 meters below the surface. Sometimes it's called the midnight zone because it's too deep for sunlight to reach. Most animals here are much smaller ...

The giant-tentacled monster of the sea, thought to be a sea anemone, is actually an impostor that belongs to a new order of animals, according to scientists at the American Museum of Natural History.

Thousands of meters below the ocean's surface lurk some gigantic creatures, much larger than their shallow-water brethren. Scientists have a few hunches for why this happens, but the debate continues.

The carcass of a massive sea creature discovered on the Welsh coastline has been identified as a "very large" fin whale, ...

After 15 years of research, scientists confirmed a new species of manta ray dwelling in Atlantic waters. New sea animals are discovered every year, and 2025 is no different. Thanks to conservation ...