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Re: Campbell's even crazier than a MANIAC? (archeopteryx
Do you define "all" as all Aves, or all Neornithes? That's an important
question because we don't know why other Aves did not survive past the end of
the Cretaceous. A difference in flight capabilities might explain the
difference, or perhaps the differences lie in other capabilities which are hard
to spot in the fossil record, such as metabolism.
At 8:02 PM -0400 9/24/08, email@example.com wrote:
>> Perhaps all the Cretaceous birds were not better flyers than
>> tinamous and chickens??.
>I think that this is really closer to the truth than most people consider
>at the present...
Jeff Hecht, science & technology writer
525 Auburn St., Auburndale, MA 02466 USA