Paleobiology

In the February 25 Issue:

::	Paleobiology

Top Stories | February 12

Acidifying oceans helped fuel mass extinction
The great die-off 250 million years ago could trace in part to hostile water conditions, a modeling study suggests.
Sea monsters made great mothers
Fossilized plesiosaur with fetus suggests ancient reptiles cared for their young.
Oceans may have poisoned early animals
High sulfur and low oxygen produced a deadly brew nearly 500 million years ago that apparently stalled a burst of evolutionary change.
Island orangs descend from small group
Bornean apes went through a genetic bottleneck when isolated during an ancient glaciation.
Primordial bestiary gets an annex
A classic Canadian fossil trove extends to thinner deposits, geologists find.

:: More in Paleobiology

A classic Canadian fossil trove extends to thinner deposits, geologists find.

A recently discovered fossil demonstrates that giant whales weren’t always as gentle as they are today.

Warm-bloodedness may help explain the creatures’ evolutionary success, a new study suggests.

After examining more than 90 new specimens of Nectocaris pteryx, paleontologists put it near the root of the cephalopod evolutionary tree.

The feathers of Archaeopteryx and Confuciusornis probably were not strong enough to support sustained flight.

:: Science News
2|11 Issue Links

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Comment Mind the gap: Genetic knowledge and medical power
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Marketing for Scientists: How to Shine in Tough Times by Marc J. Kuchner
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New England Wild Flower Society's Flora Novae Angliae: A Manual for the Identification of Native and Naturalized Higher Vascular Plants of New England by Arthur Haines
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