Please note the new time for this walk 2.00pm (not 11.00am as previously advertised).The annual search for the elusive Purple Emperor butterfly will be led by Alison Gilry.  Join her to find, identify and record other butterflies, moths and invertebrates that inhabit Epsom Common.  Meet at the Stew Ponds notice board, Christ Church Road, (B280), Epsom.  Please wear suitable outdoor clothing and footwear.  The walk will last approximately 2 hours.