galls the silk button gall wasp neuroterus numismalis underside sheet pedunculate oak quercus robur bavaria ger

navigate by keyword : abnormal andricus apple background bavaria botanical botany branch brown button closeup cynipid cynipidae damage disease forest gall galliwasp galls ger german green growth hymenoptera infected infection insect leaf leaves macro natural nature neuroterus numismalis oak parasite parasitic pedunculate plant quercus robur sheet silk summer tree underside wasp wasps wild wildlife woodland woods

Galls of the Silk button gall wasp, Neuroterus numismalis, on underside of a sheet of pedunculate oak, Quercus robur, Bavaria, Ger Royalty Free Stock Photo
Galls of the Silk button gall wasp, Neuroterus numismalis, on underside of a sheet of pedunculate oak, Quercus robur, Bavaria, Ger Royalty Free Stock Photo
   
   
   
   
   
Galls of the Silk button gall wasp, Neuroterus numismalis, on underside of a sheet of pedunculate oak, Quercus robur, Bavaria, Ger
   
   
   
   
   
   
   
Gall wasps are insects that lay their eggs in plant tissue. This is where growths, known as Gqallen, develop. The larvae of the gall wasps grow in these growths. Most species of gall wasps occur in the Mediterranean region and on the Black Sea, there are no gall wasps in the tropics.

Stockphotos.ro (c) 2025. All stock photos are provided by Dreamstime and are copyrighted by their respective owners.