gall wasp

US /ˈɡɔːl wɑːsp/
UK /ˈɡɔːl wɑːsp/
"gall wasp" picture
1.

vespa galligena

a small wasp that lays its eggs in plants, causing galls to form

:
The oak tree was covered in galls caused by gall wasps.
La quercia era coperta di galle causate dalle vespe galligene.
Scientists are studying the life cycle of the gall wasp.
Gli scienziati stanno studiando il ciclo vitale della vespa galligena.