"Not all species keep their children. They could be like some snakes, who abandon their eggs."

Except those babies can take care of themselves. Maybe there are dragon eggs that are unbounded to scions, and they can take care of themselves?

"I'm a Doctor of everything," he comments offhandedly, like it's something he's frequently said.

Except don't actually ask him to use what medical knowledge he does have on saving someone's life. That has the potential to go poorly. (Lucky him he has Healing magic. Because he definitely knows he has it. Yup.)