related tags: 43413C 85929E 8B9298 AFD1AC B7C8B6 D9E4CC DBEFC0 FCFCF4 FFFFEF animal cepaea cepaeahortensis england gastropod gastropoda greatashbywoodlandwalk helicidae hertfordshire mollusc mollusk nature snail stevenage thirlmerewood uk whitelippedsnail wildlife z981 474238