News tagged with zebras
New study shows widespread and substantial declines in wildlife in Kenya's Masai Mara
Apr 22, 2009 |
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Populations of major wild grazing animals that are the heart and soul of Kenya's cherished and heavily visited Masai Mara National Reserve—including giraffes, hartebeest, impala, and warthogs—have "decreased ...
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Theory of oscillations may explain biological mysteries
Biology /
Dec 01, 2006 |
4.3 / 5 (25) |
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Connect one pendulum to another with a spring, and in time the motions of the two swinging levers will become coordinated.This behavior of coupled oscillators---long a fascination of physicists and mathematicians---also can ...
How a Zebra Lost its Stripes: Rapid Evolution of the Quagga
Sep 26, 2005 |
3.9 / 5 (8) |
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DNA from museum samples of extinct animals is providing unexpected information on the extent and effect of the Ice Age as well as the path of species evolution, according to a report by scientists from Yale ...
Big vegetarian mammals can play a critical role in maintaining healthy ecosystems, study finds
Biology /
Jan 17, 2007 |
3.7 / 5 (3) |
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Removing large herbivorous mammals from the African savanna can cause a dramatic shift in the relative abundance of species throughout the food chain, according to scientists from Stanford University, Princeton University ...
Airborne ecologists help balance delicate African ecosystem
Mar 02, 2009 |
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The African savanna is world famous for its wildlife, especially the iconic large herbivores such as elephants, zebras, and giraffes. But managing these ecosystems and balancing the interests of the large ...
Wildebeest or malaria parasite -- same rules determine number of offspring
Biology /
Jan 15, 2008 |
4.5 / 5 (2) |
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Whether you are dealing with the number of wildebeest on the Serengeti or the number of malaria parasites in the human body, new research shows the same ecological framework determines breeding numbers and population size.
DNA study sheds new light on horse evolution
Dec 10, 2009 |
5 / 5 (5) |
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(PhysOrg.com) -- Ancient DNA retrieved from extinct horse species from around the world has challenged one of the textbook examples of evolution - the fossil record of the horse family Equidae over the past ...
Passports for penguins
Jun 28, 2008 |
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Ground-breaking technology that will enable biologists to identify and monitor large numbers of endangered animals, from butterflies to whales, without being captured, will be shown to the public for the first ...
Early hominid first walked on two legs in the woods
Other Sciences / Archaeology & Fossils
Oct 08, 2009 |
4.8 / 5 (10) |
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Among the many surprises associated with the discovery of the oldest known, nearly complete skeleton of a hominid is the finding that this species took its first steps toward bipedalism not on the open, grassy ...
Paleontologists Discover Ancient Jurassic Mammal with New Type of Teeth
Other Sciences / Archaeology & Fossils
Oct 31, 2007 |
4.5 / 5 (25) |
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A team of Chinese and American scientists has discovered a new mammal from the 165 million-year-old lakebeds of the Jurassic Period in Northern China.
Review: `Madden NFL 10' is franchise's best yet
Aug 13, 2009 |
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(AP) -- Football fans have grown accustomed to spending their Sundays in front of gigantic high-def TVs, and they can't just drop their visual expectations when the game goes virtual.
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