Knopper galls
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Knopper galls
Knopper galls on acorns of an English oak (Quercus robur). These swellings are galls filled with the larvae of the gall wasp Andricus quercuscalicis. Photographed in August
Science Photo Library features Science and Medical images including photos and illustrations
Media ID 6292031
© BOB GIBBONS/SCIENCE PHOTO LIBRARY
Acorn Acorns Attached August Cluster Clustered Common Oak Developing Development English Oak Foliage Gall Galls Larva Larvae Larval Nuts Oak Tree Parasite Parasitic Pest Pests Plant Pathology Protective Quercus Robur Ripening Stage Durmast Oak
EDITORS COMMENTS
This print showcases the intricate beauty of nature's development and the fascinating relationship between plants and insects. The image captures a cluster of Knopper galls, which are abnormal growths found on acorns from an English oak tree (Quercus robur). These peculiar swellings serve as protective homes for the larvae of the gall wasp Andricus quercuscalicis. Photographed in August, this snapshot offers a glimpse into the summer stage of this unique insect life cycle. The ripening acorns become attached to these clustered galls, providing a safe haven for the developing larvae. This parasitic interaction between plant and insect highlights both their interdependence and resilience. The photograph also emphasizes the botanical elements present in this scene, with lush foliage and leaves surrounding the gall-infested acorns. It serves as a reminder that even within seemingly ordinary ecosystems like trees, there is an entire world teeming with biological diversity. With its rich colors and intricate details, this print not only captivates viewers but also sparks curiosity about plant pathology, entomology, zoology, and botany. It reminds us to appreciate the wonders of our natural world while marveling at its complexity.
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