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. 2020 Nov 11;7(11):200998. doi: 10.1098/rsos.200998

Figure 1.

Figure 1.

Experimental design. (a) Map of France indicating the geographical position of site A (Chizé) and site B (Avignon). (b) RFID system used at site A. (c) Optical counter system used at site B. (d) Experimental design.