hin[22] - blackboard

Blackboard describing the only swallowtail butterfly species to be found in the UK.
The area around Horsey Wind Pump is reputed to have quite a few swallowtail butterflies, but unfortunately, I have failed to see any during my various visits.
Wild caterpillars tend to favour "milk parsley" in the Norfolk Broads, UK. en.wikipedia.org/wiki/Papilio_machaon]