The first time it happened I thought it was ambience on account of my character climbing a mountain to kill a dragon at the time. But when it kept happening after the dragon was dead I began to realise that all was not as it should be...

I thought Lois McMaster Bujold dealt with that quite nicely in the last volume of the Sharing Knife series - the whole' why it is a bad idea to kill the flying thing that is carrying you off' thing.