Fig. 2

Example of an orthophotograph (2D map reconstruction) from La Lobería, San Cristóbal Island, Galápagos, Ecuador. The red circles represent individual marine iguanas identified, as is shown in the enlarged boxes. The above box shows a lek (reproductive group) and the box below shows a solitary reproductive adult male. Bottom right box shows the flight path of the drone, with points denoting locations where photographs were taken