Diet Overlap

Eristalis tenax (drone fly) Helina reversio

Common Diet

Anthriscus sylvestris (cow parsley) Cirsium arvense (Creeping Thistle)

Common Habitat

Cors Caron Corsydd Eifionydd Corsydd Llyn/ Lleyn Fens Corsydd Môn/ Anglesey Fens Eryri/ Snowdonia Fenland Fenn`s, Whixall, Bettisfield, Wem and Cadney Mosses Isles of Scilly Complex Kenfig/ Cynffig Limestone Coast of South West Wales/ Arfordir Calchfaen de Orllewin Cymru North West Pembrokeshire Commons/ Comins Gogledd Orllewin Sir Benfro Pembrokeshire Marine/ Sir Benfro Forol Pen Llyn a`r Sarnau/ Lleyn Peninsula and the Sarnau Preseli Rhos Llawr-cwrt Sefton Coast Severn Estuary/ Môr Hafren