Marine Mammals
Latest about Marine Mammals
![An orca with its dorsal fin visible above the water swims past a sailing boat.](https://cdn.statically.io/img/cdn.mos.cms.futurecdn.net/gWBPbH68X2daYAbhnnz7Mm-320-80.jpg)
Orcas have sunk 3 boats in Europe and appear to be teaching others to do the same. But why?
By Sascha Pare published
Scientists think a traumatized orca initiated the assault on boats after a "critical moment of agony" and that the behavior is spreading among the population through social learning.
![Screenshots from the underwater footage taken for research purposes show humpback whales rolling on the sandy seafloor.](https://cdn.statically.io/img/cdn.mos.cms.futurecdn.net/o5VpvDQGDAmqgxkrAMQHZ4-320-80.png)
Humpback whales caught on film for 1st time treating themselves to a full body scrub on the seafloor
By Sascha Pare published
New footage shows, for the first time, how humpbacks scrub off dead skin and parasites to stay streamlined and keep their skin healthy.
![Three orcas swim side by side in Monterey Bay, California.](https://cdn.statically.io/img/cdn.mos.cms.futurecdn.net/vfLDi7By9SCSDJUYLxFrMH-320-80.jpg)
In rare attack, 30 orcas 'badly wounded' 2 adult gray whales in California
By Elana Spivack published
A pod of about 30 orcas attacked and "badly wounded" two adult gray whales off the coast of California, according to drone footage.
![A white orca swimming between two normally colored individuals](https://cdn.statically.io/img/cdn.mos.cms.futurecdn.net/hThSuLd3bVV3MJ5TXQYmxb-320-80.jpg)
Extremely rare white killer whale spotted off California coast
By Harry Baker published
The mostly white orca calf was spotted by a whale-watching vessel. It most likely has a pigment-related condition called leucism, experts say.
![A humpback whale and her calf swimming below ocean's surface.](https://cdn.statically.io/img/cdn.mos.cms.futurecdn.net/rexMPkCWjKruhi2gCGPiLg-320-80.jpg)
Humpback whales: Facts about the singers of the sea
By Patrick Pester last updated
Humpback whales are iconic members of the baleen whale family thanks to their breathtaking breaches and hauntingly beautiful songs.
![The all-white dolphin calf at the surface next to a fully grown adult.](https://cdn.statically.io/img/cdn.mos.cms.futurecdn.net/fyVobDQahXTSoZuUhLMG7f-320-80.jpg)
Extremely rare albino dolphin spotted in Africa, possibly for the 1st time ever
By Harry Baker published
The all-white bottlenose calf, which was swimming with around 200 other dolphins, was spotted by a lucky couple on their wedding day.
![A pod of orcas swimming in the ocean.](https://cdn.statically.io/img/cdn.mos.cms.futurecdn.net/cQA3K3GAMb2yRK2hMo2DuU-320-80.jpg)
Inbreeding may be causing orca population in the Pacific Northwest to crash
By Jennifer Nalewicki published
Inbreeding among an endangered population of orcas off the coasts of British Columbia, Washington and Oregon is a cause for concern.
![great white shark with back scars](https://cdn.statically.io/img/cdn.mos.cms.futurecdn.net/iLEModos9kiJwaNDtdde4G-320-80.jpg)
Photo shows 'massive' great white shark scarred after rare battle with 2 serial killer orcas
By Hannah Osborne published
A pair of orcas off the coast of South Africa have been ripping open sharks and feasting on their livers for the last eight years. A great white shark that survived an attack by the serial killer brothers has now been identified through huge scars across its massive body.
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