Then the sail-backed lizard pivoted suddenly and thundered across the asphalt in a red and black blur, like a giant Gila monster. It was charging for the policeman"s mangled carcass.
The rex intercepted it in only two quick strides, loosing its massive jaws on the scavenger’s spiny sail. It bit forward and down, like an earth-mover scooping up dirt, and came away with a bleeding chunk of flesh—which hung from the sides of its mouth like turkey jowls. The sail-back howled and lurched away, passing the corpse by completely.
And then an odd thing occurred. Instead of pursuing its nemesis and pressing the assault, the tyrannosaur retreated to the far side of the lot. And waited.
The wounded sail-back staggered around the farthest pump island and paused. Peering between the REGULAR and the U
