Image: Disappearing Wildlife by bzd1
Information sourced from:
Norfolk Wildlife Trust (2014), Wildlife in Norfolk, Swallowtail Butterfly, Papilio Machaon Where to see [online], Available from: https://www.norfolkwildlifetrust.org.uk/wildlife-in-norfolk/speciesexplorer/terrestrial-invertebrates/swallowtail-butterfly [accessed 28/05/2015].