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Re: K-T selection event
>On Sun, 25 May 1997, bruce thompson wrote:
>> But as to the survival of
>> mammals and birds, I think it had something to do with the fact that they
>> were seed-eaters and insectivores. Cockroaches and plants with small seeds
>> obviously survived, and so then did the animals that fed on them. How many
>> insect- or small seed- eating dinosaurs were there?
>Then what do you say to recent molecular-clock findings that suggest that
>_most_ modern bird families (and I suppose their various characters and
>dietary requirments) made it across the K/T?
I'm not informed enough to respond to that information. Does this
include the Mesozoic water fowl, such as toothed Hesperornis (sp?)?
>Also, mammal teeth were more diverse than you suggest.
Meaning...? Wouldn't that be an additional aid to their survival?
"Dammit, Philbert; what kind of a lepidopterist are you? For god's
man; stand up to them!"