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Re: Cooling Trend



Larry Febo wrote:

>I`ve been wondering about a general cooling trend since the beginning of the
>Mesozoic, which seem actually to have continued on into the Pleistocene.
>This seems to be apparant when one looks at the general evidence.

>3) Feathered birds appear to take over from smaller large winged pterosaurs.

I don't see the connection. Are you implying that birds had better
insulation than pterosaurs, and so were better equipped to survive colder
climes?


Raymond Thaddeus C. Ancog
Mines and Geosciences Bureau
Philippines