Elevational patterns of bird species richness on the eastern slope of Mt. Gongga, Sichuan Province, China

Table 6 Model-averaging coefficients of ∆AICc ≤ 2 model set and relative importance calculated for species richness

Species category	Factors	Estimate	SE	p	W _i
Large-ranged species	MDE	0.736	0.111	< 0.001	1
	STR	− 11.152	2.8	0.002	0.69
	IB	6.109	1.758	0.008	0.31
Small-ranged species	IB	9.763	2.931	0.008	0.63
	STR	− 17.059	5.009	0.005	0.37
	MDE	0.497	0.158	0.016	0.21
	LA	2.316	0.783	0.024	0.15

W_i is the importance value for model-averaging
LA land area, STR seasonal temperature range, IB invertebrate biomass, MDE the mid-domain effect

ISSN: 2053-7166