Shifts in foraging behavior of wintering Hooded Cranes (Grus monacha) in three different habitats at Shengjin Lake, China

Table 5 Effect of food density and disturbances on the foraging behavior of the Hooded Crane during three winter stages

Period	Factors	Rate of foraging success		Foraging effort
Period	Factors	F	p	F	p
Early stage	Food density	0.520	0.989	0.762	0.832
	Disturbance	0.293	0.746	0.266	0.767
	Density × disturbance	0.319	1.000	0.823	0.780
Middle stage	Food density	2.013	0.010**	1.093	0.394
	Disturbance	1.846	0.161	0.898	0.409
	Density × disturbance	0.208	1.000	0.943	0.604
Late stage	Food density	25.677	0.003**	1.172	0.502
	Disturbance	3.152	0.050*	0.027	0.974
	Density × disturbance	7.907	0.000***	0.575	0.928
All stages	Food density	0.976	0.588	1.032	0.431
	Disturbance	0.442	0.643	0.179	0.836
	Density × disturbance	0.419	1.000	0.933	0.674

Samples: n = 341 at all stages, n = 125 at the early stage, n = 157 at the middle stage, n = 59 at the late stage
* 0.01 < p < 0.05; ** 0.001 < p < 0.01; *** p < 0.001

ISSN: 2053-7166