How wonderful! I'm glad to hear you have some knowledge over the topic.

[He really is glad because he has no idea what to do. Well, researching at the library would be a good way to begin.]

Visiting the library sounds like a good place to begin. I should have thought of it... [But he didn't because he is more concerned with finding out if the owner's bird was really from his master or not.] Do you perhaps remember the books you read? [And.] ...is it really easy to look after a winged pet? Do you have trouble looking after Kiri-san? [He's still nervous over looking after a pet.]