Thank you David, as it happened, he decided to continue on with his adventures and flew gracefully out the window, so I didn't need to intervene. There is still plenty of nectar around so hopefully he realised that it wasn't yet time to hibernate! I may have found a suitable spot should he return to...

Hullo, I’ve had a few instances in the last couple of weeks of small tortoiseshell butterflies coming into my home, perhaps thinking they’re ready to hibernate! I live in a thatch property and my windows are open mostly at the moment. I’ve been able to release a couple when it has been sunny and sti...