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Oak Apple Gall - Biorhiza Pallida, Norfolk, England, UK #216790671
Description
Oak Apple Gall - Biorhiza Pallida, Norfolk, England, UK.The oak apple gall wasp, Biorhiza pallida, is a tiny wasp that causes growths, or `galls`, on oak twigs. These galls can be found between May and June where the female has laid her eggs in the leaf bud. Inside the gall, there are a number of chambers, each housing a larva which eats its way out.