"I don't know. They do have a fairly small brain. I think full size rats are supposed to be much smarter than mice, but really, what can you do with something not even the size of a pea?" he said, shrugging his shoulders. "Then again, he might recognise your scent. I really don't know." Roth wasn't sure if it was sweet or revolting that Bole wanted to come back to his mouse.
"Now, you've done very well so far. I think it won't be too long." He heard footsteps approaching and glanced in that direction. "Don't get discouraged, Lucian. Maybe I call you Lucian?" he asked politely.