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Multiple Species of Seacows Once Coexisted
March 8, 2012 — Sirenians, or seacows, are a group of marine mammals that include manatees and dugongs; Today, only one species of seacow is found in each world region. Scientists have discovered that this was not ... > full story -
Teaching Fat Cells to Burn Calories: New Target Against Obesity Involves Brown Fat
March 7, 2012 — In the war against obesity, one’s own fat cells may seem an unlikely ally, but new research suggests ordinary fat cells can be reengineered to burn ... > full story -
Two New Extinct Camel Species Discovered at Panama Canal Excavation
February 29, 2012 — The discovery of two new extinct camel species sheds new light on the history of the tropics, a region containing more than half the world's biodiversity and some of its most important ... > full story -
Ice Age Coyotes Were Supersized Compared to Coyotes Today, Fossil Study Reveals
February 27, 2012 — Coyotes today are pint-sized compared to their Ice Age counterparts, finds a new fossil study. Between 11,500 and 10,000 years ago -- a mere blink of an eye in geologic terms -- coyotes shrunk to ... > full story -
Earliest Horses Show Past Global Warming Affected Body Size of Mammals
February 23, 2012 — As scientists continue developing climate change projection models, paleontologists studying an extreme short-term global warming event have discovered direct evidence about how mammals respond to ... > full storyMore: -
Irish Mammals Under Serious Threat from 'Invasional Meltdown'
February 21, 2012 — Some of Ireland's oldest inhabitants are facing serious threat and possible extinction because of foreign species, according to ... > full story -
Iconic Marine Mammals Are 'Swimming in Sick Seas' of Terrestrial Pathogens
February 21, 2012 — Parasites and pathogens infecting humans, pets and farm animals are increasingly being detected in marine mammals such as sea otters, porpoises, harbor seals and killer whales along the Pacific coast ... > full story -
Yosemite's Alpine Chipmunks Take Genetic Hit from Climate Change
February 19, 2012 — Global warming has driven Yosemite's alpine chipmunks to higher ground, prompting a startling decline in the species' genetic diversity, according to a new study. The genetic erosion occurred in the ... > full story -
Goat Kids Can Develop Accents
February 16, 2012 — The ability to change vocal sounds and develop an accent is potentially far more widespread in mammals than previously believed, according to new research on ... > full story -
A Battle of the Vampires, 20 Million Years Ago?
February 3, 2012 — They are tiny, ugly, disease-carrying little blood-suckers that most people have never seen or heard of, but a new discovery in a one-of-a-kind fossil shows that "bat flies" have been doing their ... > full story
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