Walking into the room next to Michael, Thomas takes a quick look around the entire cavern. He's watching his feet, on his guard for more traps. "Akaros, wait a moment", Thomas answers while walking through the cavern. "I don't think it would be good to turn around, only to to find that those bugs were hiding in here. That way, we'd still have 'em in our backs."
His own mentions of bugs makes Thomas looks upwards. They might be up the walls or ceiling...