RE: Where do animal hibernation and fallen leaves really come from.

[frankabelle]

I agree with your last ascertion "
I think its safe to assume that, hibernation and other forms of low activity or dormancy in both the animal and vegetable kingdom not only evolved in response to lower temperatures and less productive seasons but also the months long cycles of perpetual darkness found at vast periods of the geological past when temperate species emerged, lived and thrived at the poles of the earth"