Clay too could stand where he is for hours and still be ready for a fight. He isn't just a werewolf he also trains fervently.

The newcomer isn't challenging Clay, he can tell that much and clearly this man is human. An intellectual he suspects. "What is this place?" hoping that this newcomer might answer. "And why does that door change?" to a trained predator Clay's body language would indicate that he is considering moving aside for Daniel.