Oak Artichoke gall. This gall is caused by a gall wasp (Andriscus fecundator). Eggs are laid by the female gall wasp in young buds; the swelling of th

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Oak Artichoke gall. This gall is caused by a gall wasp (Andriscus fecundator). Eggs are laid by the female gall wasp in young buds; the swelling of the bud is caused by the trees reaction to the feeding activity of the larvae.

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Size: 4110px × 5491px
Photo credit: © GEOFF KIDD/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

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