whales
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Other Sciences
How pigeons, cats, whales, and even the robot catfish have acted as spies through the ages.
Credit: CC0 Public Domain Spies’ deaths rarely make the news because of their secrecy. But when a beluga whale suspected of spying for Moscow was found dead in Norwegian waters in September, the animal quickly became a minor celebrity. An official necropsy of Hvaldimir (a play on the Norwegian word for whale Hvar and the Russian president’s first name) was…
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Biology
Whales may live much longer than scientists thought, with potential lifespans twice as high as previous estimates
Survival curves show that female right whales can live to very old ages, but humans are causing North Atlantic right whales to die far below their potential. Plotted for comparison is the survival curve for women in the United States as estimated by the Social Security Administration. Credit: Greg Breed Our new research published in the journal Science Advances shows…
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Biology
Scientists discover that Pacific southern killer whales have access to enough food, deepening the mystery of their struggle
Credit: Unsplash/CC0 Public Domain Two marine mammal scientists from the University of British Columbia have discovered that the claim that a lack of access to salmon is the cause of the plummeting population of killer whales in the southern Pacific Ocean is false. In a paper published on the open access site PLOS ONE, Burak Saigiri and Andrew Treitz discuss…
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Science
Sounds provide new information about the secret lives of sperm whales
New research by MBARI researchers and collaborators has provided strong evidence that sperm whales (Physeter macrocephalus) are migrating seasonally in the northeast Pacific. This research will help ecosystem managers determine how to best protect this endangered species. Credit: Tim Huntington Sperm whales are the noisiest animals on Earth, relying on sound to find food in the darkness of the ocean…
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