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

Table 1 Sampling food density and focal observations over three winter stages of Hooded Cranes

Period	Habitat	Food density (g/m²)	Rate of foraging success (times/s)	Sample size	Foraging effort	Sample size
Early stage	Paddy fields	123.395 ± 25.699	0.105 ± 0.051	25	0.682 ± 0.294	51
	Meadows	212.200 ± 141.144	0.063 ± 0.036	43	0.698 ± 0.291	50
	Mudflats	14.023 ± 5.897	0.048 ± 0.048	47	0.656 ± 0.151	37
Middle stage	Paddy fields	93.206 ± 28.547	0.099 ± 0.057	29	0.752 ± 0.202	58
	Meadows	248.330 ± 121.451	0.050 ± 0.046	62	0.781 ± 0.165	66
	Mudflats	14.498 ± 10.908	0.031 ± 0.024	60	0.571 ± 0.257	55
Late stage	Paddy fields	62.563 ± 25.253	0.058 ± 0.027	55	0.691 ± 0.185	8
	Meadows	198.595 ± 117.354	0.070 ± 0.038	30	0.773 ± 0.156	41
	Mudflats	9.005 ± 7.375	0.048 ± 0.022	30	0.740 ± 0.102	14

ISSN: 2053-7166