![](https://23.naturallizard.co.uk/wp-content/uploads/2024/02/Oak-Marble_Gall_Andricus_kollari_9683257719.jpg)
Oak Marble Galls, common on oak trees, are created by a parasitic gall-wasp. Head to our section on invertebrates to find out more.
Photo: AnemoneProjectors, CC BY-SA 2.0, via Wikimedia Commons
Oak Marble Galls, common on oak trees, are created by a parasitic gall-wasp. Head to our section on invertebrates to find out more.
Photo: AnemoneProjectors, CC BY-SA 2.0, via Wikimedia Commons