Table 2. Analysis of deviance for expected mite abundance in the observational study, according to species identity, sex, age and the interaction species: sex.

Predictor	Df	Deviance	Residual deviance	Probability (χ2)
Null			1606.0
Species identity	9	179.4	1426.6	<0.001
Sex	1	101.9	1324.7	<0.001
Age	2	106.4	1218.3	<0.001
Species identity: Sex	9	18.0	1200.2	0.035