This is the moment brave freedivers enter freezing waters with a pod of Orca whales. The orcas can be seen hunting for ...

A pod of killer whales has been filmed hunting and killing juvenile great white sharks, and then eating just one body part - ...

When flipped upside-down, the sharks fall into an involuntary trance, leaving them easy victims for the orcas. Why the sharks ...

A rare species of whale was sighted off the coast of Cape Cod this month. Three True's beaked whales — which usually dive ...