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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

Raymond Thaddeus C. Ancog
Mines and Geosciences Bureau