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Glenfield Ramblers' Nature Photography

Oak Galls

Description:

Oak galls, also known as oak apple, is an abnormal growth caused when a gall wasp lays eggs  developing leaves. The abnormal growth occurs when the eggs mature into larvae and secrete chemicals, modifying the plant structure into a hard, woody protective structure for the larvae.

Source:
The Dick Institute
Digital Number:
RI_DI_0077650
Copyright:
East Ayrshire Council