There's a huge difference between a person and a big rat; he doesn't see how any useful sense could get them confused.

He doesn't have the same jumping ability that Shiro has -- yet -- but he's not far behind in climbing up the ladder. The difference in Lyall's demeanour doesn't really register with him yet. He's too focused on getting to Proud.

"Yeah. And if he tries run again, I can prevent it."