Table 1.

Estimates of the mean number of hedgehogs killed on roads per kilometre per year in different European countries. Data are derived from systematic, year-round studies.

Species	Country	Year(s) of Study	Mean Number of Road Casualties/km/Year	Surveyed Road Types	Habitats along Survey Route	Reference
E. europaeus	Ireland	2008–2010	0.001	National and regional roads	Residential, rural, woodland and built-up areas	[42]
	Finland	2004–2005	0.007	National, regional and local roads	Residential, forests and built-up areas	[43]
	Spain	2001–2003	0.76–1.42	National roads	Forests	[44]
	Slovakia	2000–2002	1.6	National, regional and local roads	Agricultural land, forests and nature preserves	[45]
E. europaeus and E. concolor	Poland	2001–2003	0.07	National, regional and local roads	Arable land and built-up areas	[46]
A. algirus	Lanzarote	2010–2011	0.65	National, regional and local roads	Urban areas and Badlands	[18]
E. roumanicus	Bulgaria	2017	0.06–0.08	National and regional roads	Rural areas	[47]
	Bulgaria	2015–2017	0.23	National roads	Arable land, riparian vegetation and forests	[17]
	Ukraine	2000–2009	0.73	National, regional and local roads	Urban areas and forests	[48]
	Slovakia	2008–2012	1.52–2.68	National roads	Agricultural land, grasslands, forest, riparian and built-up areas	[49]
	Ukraine	2002–2005	3.65	National roads	Marshes, forests and urban areas	[50]