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Big Predatory Mammals Such As Felines Need Between 5 And 7 Different Types Of Prey To Meet Their Dietary Needs
Faced with earlier studies
stating that the big
predators such as tigers,
lions, and lynxes fulfill
their dietary needs by
... > full story
Big Brains Arose Twice In Higher Primates
After taking a fresh look at
an old fossil, researchers
determined that the brains
of the ancestors of modern
neotropical primates were as
small as those of their
early fossil simian
... > full story
Fossil Feathers Preserve Evidence Of Color, Say Scientists
The traces of organic
material found in fossil
feathers are remnants of
pigments that once gave
birds their color, according
to Yale scientists whose
... > full story
Newcomer In Early Eurafrican Population?
A complete mandible of Homo
erectus was discovered at
the Thomas I quarry in
Casablanca by a
French-Moroccan team. This
mandible is the oldest human
fossil uncovered from
... > full story
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Woolly Mammoth Gene Study Changes Extinction Theory
June 12, 2008 — A large genetic study of the extinct woolly mammoth has revealed that the species was not one large homogenous group, as scientists previously had assumed, and that it did not have much genetic ... > full story -
Evolution Of An Imprinted Domain In Mammals
June 3, 2008 — A new PLoS Biology article investigates the evolution of genomic imprinting in a specific region of the mammalian genome. The work shows that different regions became imprinted at different times ... > full story -
World First Discovery: Genes From Extinct Tasmanian Tiger Function In A Mouse
May 20, 2008 — Researchers have extracted genes from the extinct Tasmanian tiger, inserted it into a mouse and observed a biological function -- this is a world first for the use of the DNA of an extinct species to ... > full story -
Platypus Genome Explains Animal's Peculiar Features; Holds Clues To Evolution Of Mammals
May 7, 2008 — The duck-billed platypus: part bird, part reptile, part mammal -- and the genome to prove it. Scientists have decoded the genome of the platypus, showing that the animal's peculiar mix of features is ... > full story -
Dinosaurs Probably Lacked Tissue To Generate Heat
April 27, 2008 — Scientists have discovered why birds, unlike mammals, lack a tissue that is specialized to generate heat. There is a surprising implication that the same lack of heat-generating tissue may have ... > full story -
Primitive Mouse-Like Creature May Be Ancestral Mother Of Australia's Unusual Pouched Mammals
March 26, 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 20, 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 -
Giant Fossil Bats Out Of Africa, 35 Million Years Old
March 5, 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 -
Rapid Growth, Early Maturity Meant Teen Pregnancy For Dinosaurs
January 15, 2008 — Dinosaurs had pregnancies as early as age 8, far before they reached their maximum adult size, a new study finds. Scientists have identified the fossil bones of three female dinosaurs, each a ... > full story -
Whales Descended From Tiny Deer-like Ancestors
December 21, 2007 — Scientists since Darwin have known that whales are mammals whose ancestors walked on land. But one critical step was missing: The identity of the land ancestors of whales. Researchers have now ... > full story
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