... 34;physiology, 20 22 , 26 , 28 29 , 32 33;predation, 21 , 25 , 32 34;reproduction, 27 29 , 33–34; socialbehavior, 33; stress, 33; survival,18 22 , 25 , 27 , 29 –30, 32 34marking techniques: branding, 23 , 24 , ... 32 34;condition, 20 21 , 25 , 27 , 33;energetics, 31, 33, 35; foraging, 18, 29 , 33; growth, 18 22 , 33–34;locomotion, 18–19; mass, 20 21 , 27 , 32 34; movements, 21 22 , 32 34;parasitism/disease, 22 , 32, 34;physiology, ... thresholdrelationship, 21 5–17; types of indices, 21 4; validation of, 22 0; variability, 22 4 27 , 23 3–46; variability of index-abundance functions, 21 7–19individual variation (heterogeneity),301–3 02, 304, 3 12 individual...