Additional file 2 of Niche switching and leapfrog foraging: movement ecology of sympatric petrels during the early breeding season

Additional file 2: Figure S2. Whole blood δ15N versus δ13C values of Blue petrels (blue squares), Thin-billed prions (red triangles) and Antarctic prions (black circles) from Kerguelen Islands during the early breeding period. Both individual values and means ± SD are indicated.