Socialising led to bigger brains in some mammals
(PhysOrg.com) -- Over millions of years dogs have developed bigger brains than cats because highly social species of mammals need more brain power than solitary animals, according to a study by Oxford University.
Nov 23, 2010 |
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Philippines may have more unique bird species: biologist
Recent work by Dr. David Lohman, assistant professor of biology at The City College of New York, suggests the Philippines, considered by biologists to be a "biodiversity hotspot," could have more unique species of birds than ...
Oct 20, 2010 |
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Vultures use face flushing technique for instant status updates
Tech savvy humans who use social media sites to instantly update their 'statuses', may be behaving like vultures who use 'face flushing' as a visible way of instantly updating their own status when interacting ...
Oct 06, 2010 |
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Australian, Japanese waters harbouring deep secrets: census
Australia and Japan boast some of the planet's most diverse oceans but thousands of organisms remain unknown to science and global warming is a huge marine peril, a major new census says.
Aug 02, 2010 |
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Hormone study finds monkeys in long-term relationship look strangely human
(PhysOrg.com) -- Monkeys in enduring relationships show a surprising correspondence in their levels of oxytocin, a key behavioral hormone, according to research published online June 28 in the journal Hormones and Behavior.
Jul 13, 2010 |
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Researchers Discover Secret of Success For Mysterious Hybridized Caribbean Bats
(PhysOrg.com) -- Sometime in the last 30,000 years or so, two separate bat species colonized the Caribbean and converged on islands in the southern Lesser Antilles. One came from Mexico while the other traveled from northern ...
May 31, 2010 |
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Small mammals -- and rest of food chain -- at greater risk from global warming than thought
The balance of biodiversity within North American small-mammal communities is so out of whack from the last episode of global warming about 12,000 years ago that the current climate change could push them ...
May 23, 2010 |
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New study reveals link between 'climate footprints' and mass mammal
An international team of scientists have discovered that climate change played a major role in causing mass extinction of mammals in the late quaternary era, 50,000 years ago. Their study, published in Evolution, takes a new ...
May 18, 2010 |
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Researcher compiles evidence in support of Darwin's theory of sexual selection
In 1871, Charles Darwin sparked debate that continues today when he proposed that human sex differences evolved based on sexual selection. Sexual selection is Darwin's theory that certain physical, mental or psychological ...
Apr 13, 2010 |
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Report reveals rabbit and dormouse threatening Britain's wildlife
(PhysOrg.com) -- The Easter Bunny may have been a welcome visitor to many gardens at the weekend, but his fellow rabbits are among 14 invasive species threatening Britain?s wildlife, a report by Oxford University ...
Apr 08, 2010 |
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High Arctic species on thin ice
A new assessment of the Arctic's biodiversity reports a 26 per cent decline in species populations in the high Arctic.
Mar 17, 2010 |
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Large mammals need protected areas, forest cover in India
A study of extinction patterns of 25 large mammal species in India finds that improving existing protected areas, creating new areas, and interconnecting them will be necessary for many species to survive ...
Mar 10, 2010 |
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Study shows loss of 15-42 percent of mammals in North America
If the planet is headed for another mass extinction like the previous five, each of which wiped out more than 75 percent of all species on the planet, then North American mammals are one-fifth to one-half the way there, according ...
Dec 17, 2009 |
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Species distribution models are of only limited value for predicting future mammal distributions
Species distribution models are of only limited use in predicting the future distribution of mammals. This is the finding of a study of the climate niches of 140 indigenous European mammals.
Dec 15, 2009 |
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Nearly 100 new species described by California Academy of Sciences in 2009
In 2009, researchers at the California Academy of Sciences added 94 new relatives to our family tree. The new species include 65 arthropods, 14 plants, eight fishes, five sea slugs, one coral, and one fossil ...
Dec 14, 2009 |
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