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Re: Big-brained birds evolve faster



On Fri, Aug 22, 2008 at 10:19 AM, john bois <jbois@verizon.net> wrote:
> I'm curious: could the same thing be said about forelimb morphology? I would
> think that most would say "Of course the wings of birds allowed them to
> enter niches unavailable to other organisms, leading to greater diversity."
> If this is true, why is the same claim for large brains more controversial?

Well, we have at least four independent natural experiments with wings
that we could correlate with biodiversity: insects, pterosaurs, birds
and bats.

[]s,

Roberto Takata