The sighting excites the researchers, but it also sounds alarms. Scientists stunned after whales make extraordinary ...

A dramatic shift is unfolding in the Arctic Ocean, where killer whales (orcas)—once blocked by thick ice—are now establishing year-round populations. As climate change melts polar ice ...

Their backs and tall dorsal fins glistened in the Arctic twilight as they dived and surfaced and worked in teams to corral, stun, and devour silver herring. At times an orca would smack the ...

An orca whale in the Denmark Strait, between Greenland and Iceland in the Arctic Ocean. Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert!

Another baby has been born to the Northwest’s endangered orca population. A Center for Whale Research crew spotted the baby, still ruddy from the womb, from a boat near Victoria, British ...

It analyses the extraordinary 330,000 kilometers of marine surveys conducted by ORCA in 2023, recording 55,604 whales and dolphins in oceans worldwide from the Arctic to the Antarctic, the North ...

A new orca calf has been born in the Pacific Northwest, and this baby boasts an impressive family tree. The orca calf belongs to a family of transient killer whales, or “Bigg’s” killer ...

Amaya the orca became ill on August 18 and died unexpectedly the next day after the sudden deterioration of her health despite around the clock care from SeaWorld SanDiego's animal care ...