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Re: Limbs and niche partitioning
On Thu, 30 Sep 1999 NJPharris@aol.com wrote:
> I've wondered this myself in the past (and there are probably some old posts
> of mine on the subject floating around the archives). This may also be why
> dinosaurs were not particularly effective at producing small-mammal-sized
> forms (at least not until the advent of advanced flight and hopping
We can't know that there weren't a lot of small-mammal-sized forms
because of preservation bias on larger forms in the fossil record.
This isn't to say that wasn't the case, just that we can't know.