Fig. 1From: Effect of harness design for tag attachment on the flight performance of five soaring speciesA Device cases + aluminium plates used in our study (Gipsy left, Axytreck middle) compared to an Ornitela OT50 device (right), commonly used in the field. In the right panel, schematic drawing of a backpack (“thoracic X-strap”, B), and a leg-loop harness (C). Harness illustrations by Louise FaureBack to article page