Oak Gall

Oak Gall

Observation - Oak Gall - UK and Ireland. Description: Spherical hard brown gall on oak twig. In real life the gall was more spherical - the slight point that may be apparent in the photo is due to rainwater.

Spherical hard brown gall on oak twig. In real life the gall was more spherical - the slight point that may be apparent in the photo is due to rainwater.