About the Leucospis dorsigera
Leucospis dorsigera is a species of wasp belonging to the family Leucospidae. This widely distributed species occurs from Eastern Russia through Europe (Austria, Croatia, Czech Republic, France, Germany, Hungary, Italy, Republic of Moldova, North Macedonia, Poland, Romania, Slovakia, Slovenia, Spain, Switzerland) to Near East and North Africa. Leucospis dorsigera inhabits meadows and wet meadows and other areas where their hosts are abundant.
Leucospis dorsigera can reach a length of 10–12 millimetres (0.39–0.47 in). This rather variable vespid-like species mimics a stinging wasp. Body is quite robust, with yellow stripes on a black ground color. The fore wings are folded longitudinally. The hind femora are swollen and toothed along the lower margin, with a large median and short lateral teeth. The female shows a relatively short gaster and the ovipositor is turned up, lies along the dorsal side of the metasoma and just reaches to the base of the gaster. In the males the fusion of many of the metasomal segments to form a capsule-like "carapace".
Adults can be found from May to July. They mainly feed on nectar and pollen... Wikipedia →