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An adult male orca with tooth rake marks. Credit. COPYRIGHT David Ellifrit, Center for Whale Research. Usage Restrictions. Credit must be given to the creator.
Eyewitness footage shows an orca attacked by another killer whale at SeaWorld. Following the release of the footage, PETA called on the USDA to investigate SeaWorld. SeaWorld described the ...
Older, "post-menopausal" orca mothers protect their adult sons from fights, according to new research. The study examined tooth rake marks on the animals' bodies - inflicted in confrontations with ...
Post-Menopause Orca Moms Protect Their Sons ... Researchers studied these photographs for “tooth rake marks”—pale scars left by one orca scraping its teeth against the skin of another.
The "rake mark" wounds on the fin whale are a "signature" of killer whales, a NOAA spokesperson said. NOAA Fisheries/West Coast Marine Mammal Stranding Network, taken under federal permit 24359.
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