Pacific sleeper sharks, a large, slow-moving species thought of as primarily a scavenger or predator of fish, may be preying on something a bit larger – protected Steller sea lions in the Gulf of ...
The Greenland sharks (Somniosus microcephalus), who are the world's longest-living vertebrate and one of the world's longest-living animals. The Greenland shark (Somniosus microcephalus) is no ...