Close up of a cluster of disc-shaped hairy common spangle galls attached to the underside of an oak leaf (Quercus robor) caused by gall wasp (Neuroterus quercusbaccarum). Each gall houses a single agamic wasp. The galls mature on the ground in winter and the insects leave in eary spring to lay their eggs in oak buds.

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Creative#:

TOP15088277

Source:

達志影像

Authorization Type:

RM

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須由TPG 完整授權

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No

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