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Re: Copeing with mammals
On Sat, 20 Nov 2004, David Marjanovic wrote:
> > Indeed, if tooth-length can be extrapolated to niche usage,
> > at no time do the two clades share a niche.
> Which clearly shows that they never competed.
I took some time to superimpose the two graphs. There is some overlap on
the temporal axis...but very little. Rather than a replacement of extinct
species, it looks like a classic case of competition/predation.
> Nothing dead or alive can compete with a
> pteranodontid or azhdarchid.
Albatrosses. It is conceivable that their juveniles are better than
pteros at avoiding long range aerial predators (e.g., frigate birds?). If
so, they are better competitors.