News tagged with blue whales
Experiments explain why almost all multicellular organisms begin life as a single cell
Any multicellular animal, from a blue whale to a human being, poses a special difficulty for the theory of evolution. Most of the cells in its body will die without reproducing, and only a privileged few will ...
Dec 15, 2011 |
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Genetic survey of endangered Antarctic blue whales shows surprising diversity
More than 99 percent of Antarctic blue whales were killed by commercial whalers during the 20th century, but the first circumpolar genetic study of these critically endangered whales has found a surprisingly ...
Mar 07, 2012 |
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Preserving four percent of the ocean could protect most marine mammal species, study finds
Preserving just 4 percent of the ocean could protect crucial habitat for the vast majority of marine mammal species, from sea otters to blue whales, according to researchers at Stanford University and the ...
Aug 29, 2011 |
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Researcher finds missing link between ancient toothed whales and modern baleen whales
(PhysOrg.com) -- Erich Fitzgerald, an Australian paleontologist, believes he has found the missing link between ancient toothed whales that caught and ate fish and modern baleen whales that eat by sucking ...
Unprecedented long study of Pacific predators shows importance of biological 'hotspots'
An unprecedented decade-long study of apex predators in the Pacific Ocean found a wider range of distribution among some species than previously thought, unknown relationships between other species, and the ...
Jun 22, 2011 |
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Blue whale-sized mouthfuls make foraging super efficient
How much can a blue whale eat in a single mouthful and how much energy do they burn while foraging? These are the questions that Bob Shadwick from the University of British Columbia, Canada, and his colleagues ...
Dec 09, 2010 |
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Sunburnt whales: Rising UV radiation could be damaging whales' skin
Whales exhibit skin damage consistent with acute sunburn in humans, and it seems to be getting worse over time, reveals research published this week in Proceedings of the Royal Society B.
Nov 10, 2010 |
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Blue whales align the pitch of their songs with extreme accuracy, study finds
Blue whales are able to synchronize the pitch of their calls with an extremely high level of accuracy, and a very slim margin of error from call to call, according to a new study of the blue whale population ...
Aug 02, 2010 |
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Blue whales singing with deeper voices
(PhysOrg.com) -- Blue whales, the largest animals on earth, are singing with deeper voices every year, but scientists are unsure of the reason.
Blue whales disturbed by seismic surveys: scientists
Seismic surveys used for oil and gas prospecting on the sea floor are a disturbance for blue whales, the world's biggest animal and one of its rarest species, biologists reported on Wednesday.
Sep 23, 2009 |
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Rare blue whale found dead on New Zealand beach
(AP) -- The carcass of a rare blue whale washed ashore in southern New Zealand after it apparently died of old age, a marine expert said Thursday.
May 28, 2009 |
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Blue whales re-establishing former migration patterns: research (w/Video)
Scientists have documented the first known migration of blue whales from the coast of California to areas off British Columbia and the Gulf of Alaska since the end of commercial whaling in 1965.
May 11, 2009 |
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Animal families with the most diversity also have widest range of size
(PhysOrg.com) -- Somewhere out there in the ocean, SpongeBob SquarePants has a teeny-tiny cousin and a humongous uncle.
Mar 17, 2009 |
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Blue whale behavior affected by man-made noise: study
Blue whale vocal behavior is affected by man-made noise, even when that noise does not overlap the frequencies the whales use for communication, according to new research published Feb. 29 in the open access journal PLoS ON ...
Feb 29, 2012 |
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Rare whale caught on film for first time
Australian researchers Thursday revealed they had filmed a pod of extremely rare Shepherd's beaked whales for the first time ever.
Feb 23, 2012 |
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