Factors Formula Question d. f. SS F Pr(>F)
Populations (four mainland + one island, Groote Eylandt) Shape~population Are there population differences in shape? 4 0.015 0.121 3.125 0.001
Size (Allometry) Shape~size Is there allometry? 1 0.02 0.158 18.579 0.001
Size:Sex (only reporting interaction term significance) Shape ~size*sex As there is sexual dimorphism and allometry, do sexes differ in allometric relationships? 1 0.001 0.013 1.429 0.087
Size-corrected sex differences Shape~size+sex Adjusting for size, is there sexual dimorphism? 1 0.005 0.045 5.116 0.001
Sex (shape) Shape~sex Are there sex differences in shape? 1 0.012 0.102 10.274 0.001
Size:Population (Homogeneity of Allometric Slopes) Shape~size*population Do populations share a common allometry or have unique allometric relationships? 4 0.004 0.036 1.133 0.203
Island / Mainland Shape~island/mainland Are there differences in shape between island and mainland populations? 1 0.003 0.025 2.518 0.013