Bee hotel
Gasteruption erythrostomum ♂︎

Last update: 30 December 2019
OBSERVATION:
2019-V-24

A malee Gasteruption erythrostomum [1], a carrot wasp, on the bee hotel.

The females are permanent residents in the garden, but the males I had not yet seen.
Male Carrot wasps are recognisable by the absense of the ovipositor on the tip of the abdomen.

Gasteruption erythrostomum ♂︎

References

1 Kees van Achterberg, 2013. "de nederlandse hongerwespen (hymenoptera: evanioidea: gasteruptiidae)"