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Table 1 Variables used in the model. For each variable we report the resolution, a general description of the variable and the source from which the variable was obtained

From: Roads constrain movement across behavioural processes in a partially migratory ungulate

Variable Resolution Description Source
Elevation difference 25 m Difference in altitude between start and end of a step European Environment Agency (EEA) – EU Copernicus. European Digital Elevation Model (EU-DEM), version 1.1
Slope 25 m Slope in degrees (0–90) European Environment Agency (EEA) – EU Copernicus. European Digital Elevation Model (EU-DEM), version 1.1
Forest density 20 m Percentage of area covered by trees (0–100%) European Environment Agency, 2012
NDVI 250 m Mean NDVI value (time series of 8 days composite) Modis—Institute of Surveying, Remote Sensing and Land Information of the University of Natural Resources and Applied Life Sciences, Vienna (2004–2015)
Road crossings Number of road crossings per step Open street map. Only paved roads were considered
Time of day Categorical (day, twilight, night) (see Additional file 1 for details on how it was calculated) GPS collar data
Log(Step length) Natural logarithm of hourly step length in meters (see Additional file 1) GPS collar data
Movement mode - Categorical (Resident, migrant or disperser) Analysis (see main text)
Sex Categorical (Sex of the individual) Collected at capture