Posted by eklans on 08-11-2022 14:34
#2
Hi Chris,
V. zonaria uses nest of wasps (
Vespula germanica &
vulgaris and
Vespa crabro). See: De Nederlandse Zweefvliegen by Reemer, Zeegers et al. I think they use other social wasps and bees, too.
Edited by eklans on 08-11-2022 14:35