Hookwolf- Ambulance

An impact rocked the ambulance, tossing Grue out of his seat and nearly knocking me heels over head.  The ambulance veered out of the driver’s control, tipped, and landed on its side, bringing Grue against the underside of the stretcher I’d been sitting on.  The spare gurney and the contents of drawers and lockers around the interior spilled free and scattered around us.
...
It didn’t look so different from Bitch’s dogs in general shape.  It was a little larger, too, maybe, but that was a hard call to make.  It was hollow, its limbs were thinner than the dogs, and I couldn’t really draw a line between what was the actual ‘meat’ of the body and what wasn’t, because the entire thing was a chainsaw whir of serrated blades, hooks and needle points, shuffling and shifting around one another, rising and falling, all moving too fast for the eye to follow.  Altogether, it maintained a general quadruped shape with a tail and elongated snout.
...
The blender of dangerous looking metal bits dissolved, each of the hooks and blades retracting into the skin of the man at the center of the thing’s chest.  As the front legs withdrew into his shoulders, he dropped into a crouch on the street.  He wore a wolf mask of sheet metal that had been crudely bent into place, framed by long, greasy blond hair.  Hookwolf.

Hive, 7.7