Study: Penguin, Seal Food Source Shrinks
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A key food source for Antarctic seals, whales and penguins has declined about 80 percent since the 1970s in ocean waters near the Antarctic Peninsula, researchers report.
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By RANDOLPH E. SCHMID  SAN FRANCISCO - With declining catches close to shore, commercial fishing is turning to deeper waters, threatening species that live in the cold and gloom of the deep oceans, according to researchers.
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OSLO, Norway  - Ideal for an Ice Age, white fur  used as camouflage by animals from polar bears to Arctic foxes  may be going out of fashion because of global warming.
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A mystery disease is killing off yellow-eyed penguin chicks in New Zealand in a fresh blow to efforts to conserve the world's rarest member of the penguin family, a conservation group said on Thursday.
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So goes the familiar holiday tune. Unfortunately, this holiday season, scientists are heralding bad news for birds. New research published in the Proceedings of the National Academy of Sciences
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Largely confined to a sprinkling of islands off South Africaâs tip, the African penguin, the continentâs only native penguin, are endangered.
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A remnant of the largest iceberg ever recorded is blocking Antarctica's McMurdo Sound, threatening tens of thousands of penguin chicks with starvation and cutting off a supply route for three science stations, a New Zealand official said Tuesday.
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In a "sneak peak" revealing a grim side effect of future warmer seas, new NASA satellite data find that the vital base of the ocean food web shrinks when the world's seas get hotter.
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To marine biologists, âplasticsâ is a dirty word. Fish and birds can eat or become tangled in fishing gear or other plastic flotsam.
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Researchers at the Alaska Sealife Center are getting an education in the sex lives of a rare sea duck species that is disappearing from its nesting grounds in Alaska.
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WASHINGTON - Sperm whales routinely dive more than two miles below the ocean surface to hunt for giant squid, but a study shows the huge mammals suffer a chronic loss of bone tissue from the bends, a painful condition well-known to human divers.
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Animal and plant species have begun dying off or changing sooner than predicted because of global warming, a review of hundreds of research studies contends.
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A new study finds that rising temperatures are in danger of wiping out the king penguins of Antarctica
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WASHINGTON - Glaciers in Antarctica are thinning faster than they did in the 1990s and researchers have discovered an unexpected folded section deep beneath the ice cap, findings that may indicate the ice is less stable than had been thought.
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As the Arctic heats up sooner than scientists anticipated, animals like the polar bear are losing ground.
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Scientists are investigating whether global warming is linked to declining penguin populations on South Africa's Prince Edward Islands and Antarctica.
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PARIS, Sept. 15 -- Arctic ice has shrunk to the lowest level on record, new satellite images show, raising the possibility that the Northwest Passage that eluded famous explorers will become an open shipping lane.