Thank you so much for this reply. Her feet don't look out of the ordinary and she's walking around ok. I couldn't see any lice or mites but didn't look closely as I figured she needed to settle in first. Watermelon is a good idea... she's had warm porridge and an apple as treats so far.
Driving along the motorway yesterday (uk M4) and there was a little chicken. Just stood there. So I stopped on the hard shoulder... walked back... and after some shenanigans they let me pick them up. There was a very dead (and very flat) chicken there that they had been stood by poor little...