Lachlan is a decently observant fellow and and that squint is enough to stop him from putting the book away just yet. He hardly has time to wonder if he's crossed a line, though, before Yancey has stepped away to claim his makeshift sword and is changing the subject.

Slowly, he nods. "Aye! You can usually identify them with some combination of appearance and behavior and songs. It's relaxin' and a good excuse to get outside, I guess. I've been doin' it since I was a lad. So when I came here..." He shrugs, hesitant. He knows that the appeal of this hobby is difficult to explain to others and that he's bored his good friends close to tears with his avian interest. "I got a new list and started over."