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Re: mammal mystery
John Bois wrote:
> Increasing size doesn't mean thriving; it means increasing size.
Thriving is precisely what increasing size means. Animals living in an
environment that can support greater size get bigger. It's been a simple
fact since the Paleozoic. Being satisfied with the statement that
"increasing size means increasing size" is somewhat less than a bold
> If you
> ask me, a group of species which keeps no really small things (moussize)
> among their members is doomed.
Can you be serious? A "group of species" is referred to as a "genus." Do
you mean that elephants are doomed because there are no mouse-sized
elephants? Are we doomed because there are no mouse-sized hominids?
> Dinosaurs were bipedal. This hampered them in close cover where things
> suc as mammals, snakes and lizards had an advantage of close-to-the-ground
Many, many dinosaurs were not bipedal. Even assuming they were, what's