Table 3.

Mann–Whitney U-test statistics showing the test coefficient (W) and P-value (P) for vegetation structure predictor variables between kill sites and random control sites at the three spatial grains. All values are statistically significant (P < 0.05)

Spatial grain (m)	Predictor variable	W	P
20	Visibility	40571.0	1.8E-09
	Shrub cover	19463.5	1.9E-10
	Shrub height	17430.0	1.7E-14
100	Visibility	40571.0	1.8E-09
	Shrub cover	19008.0	3.9E-11
	Shrub height	17008.5	6.9E-15
	Shrub patchiness	18266.0	1.7E-12
200	Visibility	40571.0	1.8E-09
	Shrub cover	18778.5	1.6E-11
	Shrub height	16952.0	5.3E-15
	Shrub patchiness	18610.5	7.8E-12