Fig. 5From: Dietary preferences of brachyuran crabs from Taiwan for marine or terrestrial food sources: evidence based on fatty acid trophic markersPrincipal Component Analysis (PCA) of the fatty acid compositions of the four crab species (midgut glands) and three dietary items from Taiwan. Data points (a), major vectors (b). Increasing lipid content is indicated by increasing intensity of the symbol colors. See also animated gif in the Supplementary InformationBack to article page