The enormous lizard raises its head, its tongue flicking in and out. It squats at the edge of a small gorge, surveying its next meal — the decaying body of an enormous wombat-like marsupial ...
including a tegu lizard (sprawled), an alligator (semi-upright), and a greyhound (upright). “By first studying these modern species, we greatly improved our understanding of how an animal’s ...