News tagged with pygmy populations
Despite their diversity, pygmies of Western Central Africa share recent common ancestors
Biology /
Feb 05, 2009 |
4.5 / 5 (4) |
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Despite the great cultural, physical, and genetic diversity found amongst the numerous West Central African human populations that are collectively designated as "Pygmies," a report published online on February 5th in Current Bi ...
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Ancestors of African Pygmies and neighboring farmers separated around 60,000 years ago
Apr 10, 2009 |
4.6 / 5 (5) |
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All African Pygmies, inhabiting a large territory extending west-to-east along Central Africa, descend from a unique population who lived around 20,000 years ago, according to an international study led by researchers at ...
US-Mexico border wall could threaten wildlife species
Jul 07, 2009 |
2.4 / 5 (5) |
2
A 700-mile security wall under construction along the United States' border with Mexico could significantly alter the movement and "connectivity" of wildlife, biologists say, and the animals' potential isolation is a threat ...
Why Are Pygmies Short?
Biology /
Dec 21, 2007 |
4.2 / 5 (67) |
11
The question is controversial. Traditional explanations attribute pygmies' small stature to minimizing caloric requirements and walking in dense forests. However, a new study by researchers at the University ...
Geneticists publish largest-ever study on African genetics revealing origins, migration
Apr 30, 2009 |
4.9 / 5 (8) |
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African, American, and European researchers working in collaboration over a 10-year period have released the largest-ever study of African genetic data--more than four million genotypes--providing a library of new information ...
Blue whales singing with deeper voices
Dec 08, 2009 |
4.3 / 5 (7) |
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(PhysOrg.com) -- Blue whales, the largest animals on earth, are singing with deeper voices every year, but scientists are unsure of the reason.
Why sex with a partner is better (w/ Video)
Oct 21, 2009 |
3.4 / 5 (18) |
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(PhysOrg.com) -- OK, it takes two for human reproduction, and now it seems that plants and animals that can rely on either a partner or go alone by self-fertilization give their offspring a better chance for ...
Genetic ancestry highly correlated with ethnic and linguistic groups in Asia
5 hours ago |
4 / 5 (1) |
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Several genome-wide studies of human genetic diversity have been conducted on European populations. Now, for the first time, these studies have been extended to 73 Southeast Asian (SEA) and East Asian (EA) populations.
Eutrophication affects diversity of algae
Oct 19, 2009 |
not rated yet |
0
Eutrophication of the seas may have an impact on genetic variation in algae, research at the University of Gothenburg shows.
Canada, Greenland accord to protect polar bears
Oct 31, 2009 |
3 / 5 (2) |
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Canada and Greenland agreed on a series of measures aimed at protecting shared populations of polar bears which roam between the Nunavut territory and the huge arctic island, officials said.
Study finds logging effects vary based on a forest's history, climate
Dec 02, 2009 |
2 / 5 (1) |
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A Smoky Mountain forest's woodland herb population has shown that climate may play a role in how forest understories recover from logging, according to Purdue University research.
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