Fig. 1From: Images as proximity sensors: the incidence of conspecific foraging in Antarctic fur sealsExample dive profiles (depth vs. time) shown as blue line trace for seals a w6568 and b w6728. Cyan shows locations at which images were recorded, black shows presence of krill, red shows presence of other seals in the image. Grey hatching shows periods of darkness 11.30 p.m.–6.30 a.m. GMTBack to article page