News tagged with animal ecology
Evolution may take giant leaps
(PhysOrg.com) -- A new study of thousands of species of plants and animals suggests new species may arise from rare events instead of through an accumulation of small changes made in response to changes in ...
Dec 11, 2009 |
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Vomiting caterpillars weigh up costs and benefits of group living
(PhysOrg.com) -- A type of caterpillar which defends itself by regurgitating on its predators is less likely to do so when in groups than when alone, a new study by researchers from the University of Bristol ...
Apr 06, 2012 |
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Unexpected crustacean diversity discovered in northern freshwater ecosystems
Freshwater ecosystems in northern regions are home to significantly more species of water fleas than traditionally thought, adding to evidence that regions with vanishing waters contain unique animal life.
Mar 02, 2012 |
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Researcher discovers male bottlenose dolphins using social network to secure a mate
(PhysOrg.com) -- Marine biologist Jo Wiszniewski has observed a fascinating approach to mating among the Port Stephens Indo-Pacific bottlenose dolphins.
Oct 25, 2011 |
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Wandering females give stags the slip
The fierce battles of rutting stags may be the most famous symbols of males competing over females in the animal kingdom. But it turns out the stags don't have things all their own way.
Oct 19, 2011 |
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Rats control appetite for poison
(PhysOrg.com) -- Life is tough for woodrats in deserts of the U.S. Southwest. There are few plants for food, and those plants produce poison to deter rodents, insects and other animals. A new University of ...
Aug 09, 2011 |
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History's normal rate of species disappearance is accelerating, scientists say
Biologist E.O. Wilson once pondered whether many of our fellow living things were doomed once evolution gave rise to an intelligent, technological creature that also happened to be a rapacious carnivore, fiercely territorial ...
Jul 31, 2011 |
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Parasites help reveal new ecological rules
Scientists at UC Santa Barbara and other institutions say their new research is expected to profoundly affect the field of ecology and can assist the management of ecosystems, including forests, lakes, and ...
Jul 21, 2011 |
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Loss of large predators disrupting multiple plant, animal and human ecosystems
The enormous decline of large, apex predators and "consumers" ranging from wolves to lions, sharks and sea otters may represent the most powerful impacts humans have ever had on Earth's ecosystems, a group ...
Jul 14, 2011 |
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Shark tracking reveals impressive feats of navigation
Some shark species are able to navigate to specific locations up to 50km away, a new study published in the British Ecological Society's Journal of Animal Ecology has found. Re-analysing tracking data from t ...
Mar 02, 2011 |
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Male antelopes trick females into extra sex opportunities
Scientists have caught male topi antelopes in the act of faking fear in front of females in heat as a way to improve their chances of having sex.
May 24, 2010 |
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Social networking study reveals threat to Tasmanian devils
A new study into the social networks of Tasmanian devils may help prevent the further spread of an extinction-threatening disease. The research, published in Ecology Letters, has produced an intricate social ...
Aug 19, 2009 |
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'Invisible hand' guides evolution of cooperative turn-taking, research shows
It's not just good manners to wait your turn -- it's actually down to evolution, according to new research by University of Leicester psychologists.
Jul 09, 2009 |
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Plant communication: Sagebrush engage in self-recognition and warn of danger
"To thine own self be true" may take on a new meaning—not with people or animal behavior but with plant behavior.
Jun 19, 2009 |
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Midge keeps invasive mosquito in check, aiding native mosquitoes (w/Podcast)
In a drama played out across the southeastern U.S. in containers as small as a coffee cup, native and invasive mosquito larvae compete for resources and try to avoid getting eaten. One of the invasive mosquitoes, ...
Jun 04, 2009 |
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