Table 3. Summary of the GLM results including deviance and residual information data.

Response variable	GLM Family1	Explanatory variables2	d.f.	Deviance difference	Res. d.f.	Residual deviance	P
Richness	Poisson	Null			9	28.833
		Habitat	2	4.2040	7	24.629	0.1222
		Bird Richness	1	12.420	6	12.209	0.0004
		N	1	0.3552	5	11.854	0.5512
Prevalence	Quasibinomial	Null			18	163.16
		Habitat	2	3.8382	16	159.32	0.8435
		Bird Richness	1	44.789	6	79.899	0.1301

¹Each GLM Family corresponds to a different GML error adjustment;

²Results of interaction among explanatory variables and redundant results among the GLM’s sets were omitted;

³Bird species able to colonize urban areas;

⁴Bird species able to colonize open areas.