Add Yahoo as a preferred source to see more of our stories on Google. Close up on the head of a sperm whale as it's swimming in the ocean. Sperm whales blasted a "big dark bubble" of poop to prevent ...

Add Yahoo as a preferred source to see more of our stories on Google. A pygmy sperm whale was attacked by a pod of orcas off the coast of Madeira. Orcas preying on marine mammals are rarely seen in ...

Orcas have been known to pick fights with everything from sharks to yachts, but a pod in Western Australia recently learned the hard way that they should really leave sperm whales alone. Off the state ...

Rachael has a degree in Zoology from the University of Southampton, and specializes in animal behavior, evolution, palaeontology, and the environment. Rachael has a degree in Zoology from the ...

A pod of killer whales pursued and attacked a pygmy sperm whale in open ocean waters off Madeira, and the entire sequence was captured on video. The event, now documented in a peer-reviewed paper ...