The wasp whose escape tunnel led into another gall

Wood dissected two fused galls and found a dead wasp near the middle of the second gall. He inferred the route and attributed its death to exhaustion; the specimen did not establish the cause of death. The images reconstruct his account.[[cite:4]]

Two joined nurseries. One successful exit. One tunnel that led farther inside.
The exit led to another room.
J. G. Wood found two oak galls fused together: plant growths where tiny wasps develop.
One way out. One way deeper in.
Wood inferred two routes: one through the outer wall, the other through the join into the neighbouring gall.
The tunnel ended in another chamber.
Wood found the dead wasp inside. He blamed exhaustion, but the specimen could not establish why it died.

The wasp whose escape tunnel led into another gall

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