Eastern wild turkey nest site selection in two frequently burned pine savannas

Ecological Processes

Table 2 Parameter estimates of nest and landscape variables important to Eastern wild turkey nest site selection

Variable	Estimate	SE	Scalar	P	Odds ratio	Lower 95 % odds ratio	Upper 95 % odds ratio
Nest site
Mean visual obstruction	0.237	0.065	10^c	<0.001	1.268	1.117	1.439
Canopy closure	−0.204	0.092	10^d	0.027	0.815	0.680	0.977
Total ground cover^a	0.126	0.219	10^d	0.565	1.134	0.739	1.741
Landscape-level
Mature pine (%)^b	−0.014	0.017	N/A	0.397	0.986	0.955	1.019
Mixed pine/hardwoods (%)^b	0.005	0.017	N/A	0.766	1.005	0.972	1.039
Hardwoods (%)^b	−0.035	0.025	N/A	0.173	0.966	0.919	1.015
Young pine (%)^b	−0.020	0.017	N/A	0.237	0.980	0.948	1.013
Agriculture (%)^b	−0.019	0.024	N/A	0.416	0.981	0.936	1.028
Shrub/scrub (%)^b	0.005	0.018	N/A	0.773	1.005	0.971	1.040
Edge density (%)^b	0.002	0.002	N/A	0.470	1.002	0.997	1.006
Distance to nearest road	−0.020	0.245	50^e	0.935	0.980	0.607	1.583

This research was conducted in two pine savannas (Joseph W. Jones Ecological Research Center and Silver Lake Wildlife Management Area) located in southwestern Georgia, USA, 2011–2013
^aTotal ground cover: percentage of debris, fern, forb, grass, vine, and woody cover
^bRefer to Table 1 for spatial scale selected for each variable
^cBiologically relevant scaler in centimeters (cm)
^dBiologically relevant scaler in percent (%)
^eBiologically relevant scaler in meters (m)