(a) Skull Skull Skull Skull
n Height Width Length
Age
295
F2,291=390.8 P<0.0001 F2,291=10.3 P<0.0001 F2,291=38.3 P<0.0001
Year
F1,291=6.4 P=0.012 F1,291=0.49 P=0.48 F1,291=2.84 P=0.093
(b)
Juveniles (July) 151 0.618±0.002a 1.020±0.002a 1.996±0.003a
Subadults 70 0.529±0.003b 1.006±0.003b 1.956±0.004b
Adults 74 0.568±0.003c 1.025±0.003a 1.961±0.004b