News tagged with seals
Ancient Bethlehem seal unearthed in Jerusalem
Israeli archaeologists have discovered a 2,700-year-old seal that bears the inscription "Bethlehem," the Israel Antiquities Authority announced Wednesday, in what experts believe to be the oldest artifact ...
Other Sciences / Archaeology & Fossils
May 23, 2012 |
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Elephant seal tracking reveals hidden lives of deep-diving animals
Researchers at the University of California, Santa Cruz, who pioneered the use of satellite tags to monitor the migrations of elephant seals have compiled one of the largest datasets available for any marine mammal species, ...
May 15, 2012 |
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Eureka! Kitchen gadget inspires scientist to make more effective plastic electronics
One day in 2010, Rutgers physicist Vitaly Podzorov watched a store employee showcase a kitchen gadget that vacuum-seals food in plastic. The demo stuck with him. The simple concept – an airtight seal ...
Jan 27, 2012 |
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Is cannibalism in polar bears on the rise?
(PhysOrg.com) -- A series of photographs of cannibalism in polar bears have been released, and the researchers who witnessed the act think the rate of cannibalism may be increasing. They observed three instances ...
Dec 09, 2011 |
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Seal study shows diverse parenting styles
To most of us, one seal seems much like another. But a new study shows they have varied personalities that lead to distinctive approaches to parenting.
Dec 08, 2011 |
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Antarctic fur seals breed where they were born
Scientists have discovered that female Antarctic fur seals have an uncanny ability to return to within a body length of where they were born when it's time to breed.
Oct 28, 2011 |
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Seals mating at sea give beachmaster the slip
Life for elephant seals is nasty and brutish -- but their sex lives are legendary.
Jul 29, 2011 |
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Elephant seals improve maps of Antarctic seafloor
(PhysOrg.com) -- Oceanographers are using data collected by elephant seals to improve their map of the seafloor on Antarctica's continental shelf. The new map results from a collaboration between Daniel Costa, ...
Space & Earth / Earth Sciences
Oct 19, 2010 |
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Harbor seals' whiskers as good at detecting fish as echolocating dolphins
When a hungry harbour seal sets off in pursuit of a fish diner, the animal has a secret weapon in its tracking arsenal: its whiskers. Detecting hydrodynamic trails in water with their sensitive whiskers, seals ...
Jun 11, 2010 |
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Elephant seals take naps while diving
(PhysOrg.com) -- A new study may have solved the long-standing question of how elephants sleep during their long migrations at sea, when they can be away from land for up to eight months.
Nov 13, 2009 |
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One in six Mediterranean mammals face extinction
One in six Mediterranean mammals is threatened with extinction at the regional level, mainly due to the destruction of their habitat from urbanization, agriculture and climate change, nature body IUCN said ...
Sep 15, 2009 |
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Dramatic biological responses to global warming in the Arctic
"The Arctic as we know it may soon be a thing of the past," says Eric Post, associate professor of biology at Penn State University. Post leads a large, international team that carried out ecosystem-wide ...
Sep 10, 2009 |
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Seals quickly respond to gain and loss of habitat under climate change
Southern Elephant seals responded rapidly to climate and habitat change and established a new breeding site thousands of kilometres from existing breeding grounds, according to new research.
Jul 10, 2009 |
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Arctic marine mammals and fish populations on the rise
Arctic marine mammals and fish populations are on the rise, according to a report released on Monday by the the Arctic Council's biodiversity working group at a Montreal conference.
Apr 24, 2012 |
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Fur loss, lesions reported in Beaufort Sea polar bears
Research scientists working for the U.S. Geological Survey report that some Alaska polar bears are losing their fur.
Apr 10, 2012 |
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