Henry Shen shared a pair of photos of Great Blue Herons at Don Edwards San Francisco Bay National Wildlife Refuge in Fremont, ...

In what may be the world's first-ever recorded sighting, a black seadevil — anglerfish known for living thousands of feet ...

According to the organization, the fish is a so-called “black seadevil” known by its scientific name Melanocetus johnsonii. They typically swim between 650 and 6,500 feet below the ocean’s surface.

The scary-looking fish is usually to be found more than a mile below the surface, where little to no light penetrates.

A deep sea creature known for living hundreds of meters below the water's surface in the darkness of the deep ocean was photographed in broad daylight last week — in what researchers are saying may be ...

Humpback anglerfish typically are found at depths of up to 1,500 meters below the water's surface, where there is little to no sunlight.