>But how about the arboreal predators--the ones that can chase you up a tree >and then follow you around from branch to branch (like felids, e.g.). Here, >by the way, being lighweight has an advantage: you can sometimes escape to >branches too small to hold your pursuer. Then were all small theropods aboreal? Rob *** Labrynthodonts: Amphibians that lived with the Minitaur!