A deep-sea camera captured the first-ever shark recorded in Antarctic waters - a 10- to 13-foot sleeper shark swimming 1,608 feet below the surface.
Deep below Antarctic ice, a chance encounter challenges a long-held rule about where sharks can and cannot survive.
Many experts had thought sharks did not exist in the frigid waters of Antarctica before this sleeper shark lumbered warily ...
The southern sleeper shark is a large, slow-moving species of deepwater shark typically found across the Southern Ocean from central Chile to the sub-Antarctic Islands. While it is well adapted to ...