【Uninvited guests, flesh flies (Sarcophagidae) 5/6 不速之客，肉蠅】
This morning, a group of uninvited guests suddenly appeared on the three-tier shelf. Mamma Mia! They were flesh flies.
The nest of the leafcutting bee looks a little wet. Has it been contaminated by flesh flies?
to be continued... (未完待續...)