Fig. 20 in The Cross River Gorillas: A Distinct Subspecies, Gorilla gorilla diehli Matschie 1904

Fig. 20. Plot of lower limb length vs. foot length in Cross River gorillas and in non­Cross­River western gorillas. Least square regression of the non­Cross­River gorilla datum points fits a line with a slope = 2.286, y' =53.48, adjusted R2 = 0.91.