Great little story on guardian.co.uk about a little cat whose hind legs were gobbled up by a combine harvester. Luckily for Oscar the cat, he has benefitted from pioneering surgery, which has made use of custom-made artificial implants to replace his paws.
The Guardian:
PAWS FOR THOUGHT (not great)
and
KITTEN HEELS (better, much better)
My pun:
PIONEERING PURR-GERY