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Fig. 2 | Movement Ecology

Fig. 2

From: Dispersal and life-history traits in a spider with rapid range expansion

Fig. 2

Experimental set -up used for testing ballooning activity in Argiope bruennichi spiderlings. Each spiderling was placed individually on a ballooning unit (b). Behind the six ballooning units PC ventilators (a) were installed on a wooden beam to direct the silk threats. Under the ballooning unit a larger ventilator (c) was fixed to generate upward wind velocities. Grey arrows represent the direction of the airflow

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