Figure 4

Differences in the standard ellipse areas (SEAs) among the four supercolonies of L. humile (solid line ellipses and open dots) established in Kobe, Hyogo, Japan, and among baseline organisms (arthropods) (dashed line ellipses and filled dots) collected within the sampling site of each supercolony (LH1/LH4, LH2, and LH3), calculated from the δ13C and δ15N biplot data using the R package “SIBER”32.