[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index][Subject Index][Author Index]

Re: Carnivore Energetics: Why Are Lions Not As Big As Elephants? .. and why aren't antelopes?

Roberto Takata writes:

Speed races? Only in open environment (grass lands, open savannah,
open ocean) or not? 

A recent paper about Anolis lizard show evolution of *shorter* legs
by introduction of predator in the habitat.

In a environment dominated by low bushes with closely packed branches, shorter legs = faster animal. They employ more of a snake-like squirm to move quickly through dense cover. So the tendancy is still towards a faster getaway.

___________________________________________________________________ 

Dann Pigdon
GIS / Archaeologist         http://www.geocities.com/dannsdinosaurs
Melbourne, Australia        http://heretichides.soffiles.com
___________________________________________________________________