The small size and isolation of the endangered population of Southern Resident killer whales in the Pacific Northwest have led to high levels of inbreeding. This inbreeding has contributed to their decline, which has continued ...
Ecology
Mar 20, 2023
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80
False killer whales off the Northern Australia coast need their conservation status reviewed because of similarities they share with groups from Hawaii listed as Endangered in the U.S., a Charles Darwin University (CDU) researcher ...
Plants & Animals
Mar 16, 2023
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35
A small team of oceanographers from the West Iceland Nature Research Center, Orca Guardians Iceland and Dalhousie University, has observed an adult female orca swimming with and caring for a young long-finned pilot whale. ...
As sea ice declines in the Arctic, bowhead whales are staying north of the Bering Strait more frequently, a shift that could affect the long-term health of the bowhead population and impact the Indigenous communities that ...
Plants & Animals
Feb 22, 2023
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149
Not all Chinook salmon are created equal, and this has a major impact on the energetics for southern resident killer whales. A recent study quantified the lipid content in Fraser River Chinook salmon—the southern resident's ...
Plants & Animals
Feb 17, 2023
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118
It's not unusual for parents and especially mothers to sacrifice their own future success for the sake of their offspring. Now a new study in Current Biology on February 8 shows that killer whale mothers take this to a surprising ...
Plants & Animals
Feb 8, 2023
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121
A chemical used in the production of toilet paper and 'forever chemicals' have been found in the bodies of orcas in B.C. , including the endangered southern resident killer whales.
Plants & Animals
Jan 12, 2023
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47
Early Jurassic ichthyosaur juveniles show predatory specializations, scientists at the University of Bristol have revealed.
Paleontology & Fossils
Oct 3, 2022
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162
The structure of family groups gives animals an incentive to help or harm their social group as they age, new research shows.
Plants & Animals
Sep 26, 2022
0
109
Researchers found that different groups of whales and dolphins take varying routes as they develop in a delicate balancing act between their evolutionary history and current environment.
Plants & Animals
Aug 11, 2022
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