News tagged with primitive breeds
Scientists use retroviruses to unravel woolly history of sheep domestication
Apr 24, 2009 |
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(PhysOrg.com) -- Scientists at the University of Glasgow have unravelled the woolly history of sheep domestication by examining retroviruses preserved in the animal’s DNA.
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Human-dog communication -- breed as important as species
Jul 24, 2009 |
4.6 / 5 (5) |
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Dog breeds selected to work in visual contact with humans, such as sheep dogs and gun dogs, are better able to comprehend a pointing gesture than those breeds that usually work without direct supervision. A series of tests, ...
Probing Question: What is a heritage turkey?
Nov 19, 2009 |
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(PhysOrg.com) -- Over 45 million turkeys are eaten by Americans each Thanksgiving, according to the U.S. Department of Agriculture. Hunters provide some -- last autumn, about 24,000 wild turkeys were harvested ...
Big cattle -- the genes that determine carcass weight
Aug 04, 2009 |
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An area of chromosome 6 that affects cattle carcass weight has been identified using two different Japanese species. Knowledge of this four-gene region, described in the open access journal BMC Genetics, should be useful ...
Researchers study genetic evolution of African dogs
Aug 04, 2009 |
5 / 5 (1) |
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(PhysOrg.com) -- African village dogs are not a mixture of modern breeds but have directly descended from an ancestral pool of indigenous dogs, according to a Cornell-led genetic analysis of hundreds of semi-feral ...
Simple genetic mechanism may be behind the origin of species
Biology /
Jan 30, 2009 |
4.4 / 5 (14) |
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(PhysOrg.com) -- Some of the secrets behind the emergence of new species have been uncovered in a genetic study, conducted in collaboration with bioscientists at The University of Nottingham.
A chicken coup: Group seeks to protect rare breeds
Apr 24, 2009 |
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(AP) -- At about the time Foghorn Leghorn appeared on the Looney Toons drawing board in 1946, he began disappearing from America's dinner tables.
Discovery of the oldest known elephant relative
Other Sciences / Archaeology & Fossils
Jul 08, 2009 |
3.7 / 5 (3) |
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Emmanuel Gheerbrant, paleontologist at the Paris Museum (France), discovered one of the oldest modern ungulates related to the elephant order. The study is published in the PNAS journal.
Landmark Study Finds Industrial Chicken Breeds Seriously Lack Genetic Diversity
Biology /
Feb 19, 2009 |
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(PhysOrg.com) -- Commercial chicken breeds used to produce meat and eggs around the world have lost at least half of the genetic diversity once present among their ancestors, according to a study conducted by an international ...
Psychologists shed light on origins of morality
Medicine & Health / Psychology & Psychiatry
Feb 26, 2009 |
3.4 / 5 (13) |
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In everyday language, people sometimes say that immoral behaviours "leave a bad taste in your mouth". But this may be more than a metaphor according to new scientific evidence from the University of Toronto that shows a ...
Native birds might restock poultry industry's genetic stock
Biology /
Nov 03, 2008 |
4.3 / 5 (7) |
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As concerns such as avian flu, animal welfare and consumer preferences impact the poultry industry, the reduced genetic diversity of commercial bird breeds increases their vulnerability and the industry's ...
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