Table 5. The top 10 model selection results for study areas where grizzly and black bears were sympatric in coastal North America (n = 17) relating grizzly density to variables that were hypothesized to be functionally related to density.

Model number	Model description	AICc	ΔAICc	K	AICc weight
3	T25_salmon_Rug	157.7	0.0	5	0.17
4	Prcp_NDVI_AET_salmon_Hum_Rug	157.8	0.1	8	0.16
5	Prcp_NDVI_AET_salmon_LHum_Rug	158.0	0.3	8	0.15
6	Prcp_NDVI_Temp_H50_salmon_Hum_Rug	158.8	1.2	9	0.10
7	Prcp_NDVI_Temp_H50_salmon_LHum_Rug	159.9	2.2	9	0.06
8	Prcp_NDVI_Temp_H50_T25_salmon_Rug	160.2	2.6	9	0.05
9	Prcp_NDVI_Temp_T25_salmon_Hum	160.7	3.1	8	0.04
10	Prcp_NDVI_H50_T25_salmon_LHum_Rug	160.9	3.3	9	0.03
11	Prcp_NDVI_H50_T25_salmon_Hum_Rug	161.2	3.5	9	0.03
12	NDVI_T25_salmon_Rug	161.2	3.5	6	0.03

Table 4 for definition of variables; salmon  =  salmon in diet. The two top-ranked models were excluded from this list, because they contained four and three uninformative variables. See