If Daine asked him now, Yuri might actually tell her. Perhaps he can add the fact that he's more open to revealing things he otherwise wouldn't when he's a bear to the reasons why she shouldn't sit up with him. Or not, since she doesn't actually get to it.

He pauses, ears lifting, and sniffs the air. No smell yet, but he's sure there was a sound a moment ago -- an animal sound, even. Did you hear that? he asks Daine.