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Re: group hunting (was Scavenger vs. Predator Argument)
>Nope, you're correct on the lion thing. But ... robust forms in dinosaur
>may mean what robust forms in crocs means, which is robust, smaller
>males and gracile, larger females. But we have robust, larger (?) and
>gracile, smaller (?). Birds have bigger females, like crocs, but there
>is little in the way of robustity as opposed to gracility. When Paul
>Willis gets back, he might be able to help with this particular part.
In crocodiles, the males are always larger than females. This is actually
also true for most birds.
Christopher Brochu, Ph.D.
Postdoctoral Research Scientist
Department of Geology
Field Museum of Natural History
Lake Shore Drive at Roosevelt Road
Chicago, IL 60605 USA
phone: 312-922-9410, ext. 469