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

Table 5 Parameter estimates for the best-fit multiple regression models

Species categories	Standard coefficient of the best model
Species categories	LA	STR	IB	MDE	r ²	r ²_adj	p
Total species		− 30.51		0.661	0.95	0.93	< 0.001
Large-ranged species		− 11.15		0.784	0.951	0.932	< 0.001
Small-ranged species			9.763		0.649	0.591	0.015

r ²_adj is the adjusted r² value for multiple regressions
LA land area, STR seasonal temperature range, IB invertebrate biomass, MDE the mid-domain effect

ISSN: 2053-7166