Flight (fwd)

[sean.kerns@sdrc.com (Snake)]

Forwarded message:
> Why wouldn't archaeopteryx (and its close ancestors) have a lifestyle similar
> to that of other small theropods? And if it did share that lifestyle, what
> advantage is there in flight?

Maybe they were taking over some of the roles of the pterosaurs,
as airborne predators. That would explain the teeth.

Sean

> What was the motivating force behind the evolution of avian characteristics? 
> Any thoughts on my ramblings will be greatly appreciated.
> 
> Bill Barbour
> Assistant Education Curator
> Natural Science Center of Greensboro
> 


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|    Sean R. "Snake" Kerns              e-mail: sean.kerns@sdrc.com |  
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|    Structural Dynamics Research Corporation    '79 AQHA           | 
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