(Phys.org) -- As human ancestors rose on two feet in Africa and began their migrations across the world, the climate around them got warmer, and colder, wetter and drier. The plants and animals they competed with and relied ...
Archaeology
Apr 24, 2012
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In 1991, conservationists announced with dismay that endangered African wild dogs had gone extinct from the Serengeti-Mara region of east Africa. Now the latest genetic study reveals that this proclamation may have been premature ...
Plants & Animals
Jan 23, 2012
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Being on good terms with your neighbors well certainly has its benefits. They might water your plants while you're on holiday, feed the cat, or even put your bins out.
Plants & Animals
Dec 13, 2011
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(PhysOrg.com) -- In an irony of nature, invasive species can become essential to the very ecosystems threatened by their presence, according to a recent discovery that could change how scientists and governments approach ...
Ecology
Nov 16, 2011
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Birds may have a more highly developed sense of smell than researchers previously thought, contend scholars who have found that penguins may use smell to determine if they are related to a potential mate.
Plants & Animals
Sep 21, 2011
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When faced with environmental threats like bad weather, predators or oil spills, wild birds secrete a hormone called corticosterone. Traditionally, researchers have analyzed blood samples to detect corticosterone levels in ...
Plants & Animals
Aug 16, 2011
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Scientists scouring the mountains of Borneo spotted a toad species last seen in 1924 by European explorers and provided the world with the first photographs of the colorful, spindly legged creature, a researcher said Thursday.
Plants & Animals
Jul 14, 2011
3
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The most widely used methods for calculating species extinction rates are "fundamentally flawed" and overestimate extinction rates by as much as 160 percent, life scientists report May 19 in the journal Nature.
Ecology
May 18, 2011
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Conservationists may need to change their approach to protecting animals and plants from extinction if they are to successfully shield key species and habitats from the effects of global climate change, according to a new ...
Ecology
Mar 31, 2011
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(PhysOrg.com) -- Leading conservationists warn that in order to save biodiversity, society's behaviour must change.
Ecology
Sep 9, 2010
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