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Over time, that name morphed into "killer whales." Scientists don't know whether orcas kill for fun. The marine mammals do some things, like killing and tossing dead porpoises in the air ...

Killer whales / Orcas (Orcinus orca) large pod including calf traveling together while foraging on large schools of Herring (Clupea harengus) in the cold waters of northern Norway, January Baby ...

Imagine hearing a killer whale say "hello" or "bye-bye"—it sounds like a scene from a sci-fi movie ... Despite these differences, they can produce sounds resembling human speech. "Even though their ...

Follow a team of scientists and filmmakers as they explore the lives of killer whales. In Antarctica, killer whales hunt using their intelligence and teamwork. Swimming together to create powerful ...

Goldstein said. The National Oceanic and Atmospheric Administration said the reproductive biology of Pygmy killer whales is poorly known, and therefore, so is the species’ estimated lifespan.

DNA evidence has confirmed killer whales in Australia hunted a white shark ... key regulators of ecosystem structure and functions, so it's very important we preserve these top predators.

"Evidence suggests that the white sharks being displaced or directly killed as a result of the killer whale predation in South Africa has led to cascading shifts in the wider marine ecosystem. "We ...

The team at Dolphins Plus Marine Mammal Responder received a report of a stranded dolphin off the coast of Long Key State Park earlier this month. What they found when they arrived was a 5½-foot pygmy ...

Orcas, known for their intelligence, can mimic human language, as demonstrated by a female orca named Wikie who replicated words like 'hello' and 'bye-bye.' This research highlights orcas' vocal ...

Six environmental groups are suing two federal ministers over a delay in issuing an emergency-order recommendation to protect B.C.’s endangered killer ... hard noise cap so whales can continue ...