Many experts had thought sharks did not exist in the frigid waters of Antarctica before this sleeper shark lumbered warily and briefly into the spotlight of a video camera, resear

Scientists have captured footage of a sleeper shark farther south than ever before, suggesting this Antarctic ocean is not shark-free

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 cold temperatures, it’s still rare to see this species venture into the frigid waters immediately surrounding Antarctica.