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Table 2 Ranked models used to test explanatory variables (elk availability (elk/wolf), deer availability (deer/elk), and mean snow depth) for changes in proportions of deer in summer cougar diets over time, including AIC scores, ∆AIC, W i , and likelihoods, in order of performance, best to worst

From: Recolonizing wolves influence the realized niche of resident cougars

Model no. No. of variables Model AIC ΔAIC W i Likelihood
1 1 {Elk/Wolf} 109.0864 0.00 0.82 1.00
2 2 {Deer/Elk + Elk/Wolf} 113.2963 4.21 0.10 0.12
3 2 {Elk/Wolf + Snow} 113.8864 4.80 0.07 0.09
4 2 {Deer/Elk + Elk/Wolf + Snow} 120.2914 11.21 0.00 0.00
5 1 {Deer/Elk} 139.6132 30.53 0.00 0.00
6 2 {Deer/Elk + Snow} 148.2827 39.20 0.00 0.00
7 1 {Snow} 153.6072 44.52 0.00 0.00