Cerceris quadricincta - <p>Fuendetodos, Aragon, Spain </p> <p>Thanks to Bernhard Jacobi for the id </p> © S. Rae from Scotland, UK - CC BY 2.0 - Wikimedia Commons
Chérine - Grotte et pelouses d'Acquin-Westbécourt et coteaux de Wavrans-sur-l'Aa