Ancestral Komodo Dragon

The Ancestral Komodo Dragon is an ancestor of the modern day Komodo dragon are featured in season 1 of 2011 TV show called Terra Nova episode "Proof". Taylor notes that they are cowards and will bite the victim before fleeing. Only when the victim is too weak to fight will the Komodo finish them off. They have a venomous bite like modern day Komodos.

They appear to be like modern day Komodos, only much larger and with a large frill around their neck that expands when they growl. It also has a ridge down its back.