Changes in North American ecosystems over the past 150 years have caused coyotes to move from their native habitats in the plains and southwestern deserts of North America to habitats throughout the United States.
Plants & Animals
Oct 25, 2011
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Researchers have shown for the first time that the protein fortilin promotes growth of cancer cells by binding to and rendering inert protein p53, a known tumor suppressor. This finding by researchers at the University of ...
Biochemistry
Sep 16, 2011
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(PhysOrg.com) -- Plant lineages with multiple copies of their genetic information face higher extinction rates than their relatives, researchers report in Science magazine.
Plants & Animals
Sep 13, 2011
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The Andes of southern South America form a hostile mountain range with glaciers, salty deserts and meagre high elevation steppes. Birds from more moderate climate zones cross this mountain range only rarely. Nevertheless, ...
Plants & Animals
Jul 13, 2011
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Using genetic methods to count endangered eagles, a group of scientists showed that traditional counting methods can lead to significantly incorrect totals that they believe could adversely affect conservation efforts.
Plants & Animals
Mar 7, 2011
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(PhysOrg.com) -- Female dolphins who have help from their female friends are far more successful as mothers than those without such help, according to a landmark new study.
Plants & Animals
Nov 1, 2010
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How do female whale sharks meet their perfect mates and go on to produce offspring? While little is known about the reproductive behavior of these ocean-roaming giants, a newly published analysis led by University of Illinois ...
Plants & Animals
Aug 24, 2010
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(PhysOrg.com) -- Thanks to genetic data gleaned from the bones found in a several museum collections, an international team of researchers led by scientists from Yale believes it may be possible to resurrect a tortoise species ...
Biotechnology
Jan 18, 2010
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(AP) -- British scientists begin a new study on Tuesday to consider how human DNA is used in animal experiments and to determine what the boundaries of such controversial science might be.
Biotechnology
Nov 9, 2009
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(PhysOrg.com) -- Bits of movable DNA called transposable elements or TEs fill up the genomes of plants and animals, but it has remained unclear how a genome can survive a rapid burst of hundreds, even thousands of new TE ...
Biotechnology
Oct 21, 2009
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