Search results for Walruses

Feb 15, 2009

Explorers find hundreds of identical species thrive in both Arctic, Antarctic

Earth's unique, forbidding ice oceans of the Arctic and Antarctic have revealed a trove of secrets to Census of Marine Life explorers, who were especially surprised to find at least 235 species live in both polar seas despite ...

Feb 6, 2009

Sexual Encounters of the Third Kind: Darwin's Beetles Still Producing Surprises

(PhysOrg.com) -- On the eve of Charles Darwin’s 200th birthday, researchers at the University of New Mexico and University of Montana report a new twist in sexual selection theory - the realm of evolutionary science that ...

Dec 12, 2008

Study Finds Beaked Whales' Tusks Evolved Through Sexual Selection Process

(PhysOrg.com) -- For years, scientists have wondered why only males of the rarely seen family of beaked whales have “tusks,” since they are squid-eaters and in many of the species, these elaborately modified teeth seem to ...

Earth Sciences Apr 30, 2008

CU-Boulder researchers forecast 3-in-5 chance of record low Arctic sea ice in 2008

New University of Colorado at Boulder calculations indicate the record low minimum extent of sea ice across the Arctic last September has a three-in-five chance of being shattered again in 2008 because of continued warming ...

Apr 23, 2008

Arctic marine mammals on thin ice

The loss of sea ice due to climate change could spell disaster for polar bears and other Arctic marine mammals. The April Special Issue of Ecological Applications examines such potential effects, puts them in historical ...

Other Apr 5, 2008

Russian-American research team examines origins of whaling culture

Recent findings by a Russian-American research team suggest that prehistoric cultures were hunting whales at least 3,000 years ago, 1,000 years earlier than was previously known. University of Alaska Museum of the North archaeology ...

Internet Feb 21, 2008

SDSC Image of the Internet Universe on Display at New York’s Museum of Modern Art

A visualization depicting a frozen moment of activity in the Internet universe using computer tools at the San Diego Supercomputer Center at the University of California, San Diego, will be part of a special exhibit set to ...

Environment Dec 13, 2006

NASA ice images aid study of Pacific walrus arctic habitats

The Arctic ice pack is home to thousands of Pacific walrus. Their preferred habitat is an ice floe that has enough density and surface area to support a herd of 12-foot-long, 3,000 pound mammals. In the spring, walrus ‘haul ...

Apr 16, 2006

Warming Arctic strands walrus calves

Lone walrus calves facing starvation after separation from their mothers appear to be more common in the Arctic, scientists say.

Apr 13, 2006

Melting Arctic ice affecting walrus calves

Scientists have reported an unprecedented number of unaccompanied and possibly abandoned walrus calves in the Arctic Ocean.

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