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Climate Change And Human Hunting Combine To Drive The Woolly Mammoth Extinct
March 31, 2008 — Climate models together with population models provide quantitative evidence that the combined effects of climate change and anthropogenic pressures can explain the extinction of the woolly ... > full story -
Primitive Mouse-Like Creature May Be Ancestral Mother Of Australia's Unusual Pouched Mammals
March 25, 2008 — A new study has confirmed that a primitive mouse-like creature that lived 55 million years ago (called Djarthia) is also a primitive relative of the small marsupial known as the Monito del Monte -- ... > full story -
Cause Of Death Of Russian Baby Mammoth Discovered
March 18, 2008 — In 2004, the front part of a baby mammoth's body was found in Olchan mine in Russia. There remained only the head, part of the proboscis, the neck area and part of the breast of the baby mammoth's ... > full story -
Loss Of Egg Yolk Genes In Mammals And The Origin Of Lactation And Placentation
March 18, 2008 — The major egg yolk genes, those that express vitellogenins, appear to have progressively lost their functionality during mammalian evolution, probably due to the emergence of the mammalian-specific ... > full story -
Transgenic Mice Don't Mind Cold Weather
March 14, 2008 — Overexpressing a protein involved in the uptake of fat in muscle of mice can improve their tolerance to cold temperatures, reports a new study that showcases the over-looked role muscle may play in ... > full story -
Giant Fossil Bats Out Of Africa, 35 Million Years Old
March 4, 2008 — When most of us think of Ancient Egypt, visions of pyramids and mummies fill our imaginations. For a team of paleontologists interested in fossil mammals, the Fayum district of Egypt summons an even ... > full story -
Are Wolves The Pronghorn's Best Friend?
March 3, 2008 — As western states debate removing the gray wolf from protection under the Endangered Species Act, a new study cautions that doing so may result in an unintended decline in another species: the ... > full story -
'Power Napping' In Pigeons
March 3, 2008 — Pigeons prevented from taking naps in the afternoon sleep more intensely at night. In humans, as in all mammals, sleep consists of two phases: deep, dreamless slow-wave-sleep (SWS) alternates with ... > full story -
Bats Use Magnetic Substance As Internal Compass To Help Them Navigate
February 26, 2008 — They may not be on most people's list of most attractive species, but bats definitely have animal magnetism. Researchers have discovered that bats use a magnetic substance in their body called ... > full story -
Building Brains: Mammalian-Like Neurogenesis In Fruit Flies
February 18, 2008 — A new way of generating brain cells has been uncovered in Drosophila. This novel mode of neurogenesis is very similar to that seen in mammalian brains, suggesting that key aspects of neural ... > full story
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