Large ambush predator with horned projections and stone-like coloration

The Giant Minotaur Lizard is so named because of horned projections from the creature's forehead; however, these are used only in mating rituals, never in combat. Even when not encountered in their lairs, giant minotaur lizards are rarely far from them. They hunt by hiding near intersecting subterranean corridors or similarly-restricted areas in the wilderness and leaping out at their prey, clawing and biting. This method of ambush is aided by their mottled brown and grey coloration, which resembles natural stone so well that they surprise on 1-3 on 1d6 in such surroundings; in "finished" dungeon areas or in non-rocky wilderness they do not receive this bonus, but still try to ambush prey in the same way. Any man-sized or smaller prey that is bitten is held; the lizard will attempt to drag such prey to its lair (generally nearby, as noted) whether dead or alive, inflicting additional biting damage each round automatically. One will only release prey if it fails a morale check or is killed. These creatures are more interested in food than in killing, so once prey has been secured they will try to escape from battle back to the lair where they can eat in peace. They do not share wel