"The rapid decline of so many species is extremely worrying. They point to a major loss of wildlife and wild habitats across Europe. Far more effort is needed to support the traditional farming systems on which many species depend and protect key areas from development”, says Dr Martin Warren, Chief Executive of Butterfly Conservation and one of the report’s authors.
Van Swaay, C., Cuttelod, A., Collins, S., Maes, D., López Munguira, M., Šašić, M., Settele, J., Verovnik, R., Verstrael, T., Warren, M., Wiemers, M. and Wynhof, I. 2010. European Red List of Butterflies. Luxembourg: Publications Office of the European Union.