Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Location of the study area in Spain. Animal shelters surveyed shown on a digital elevation map: Asturias [Serín (43°30'14.17"N, 5°47'2.91"W), Poago (43°32'10.08"N, 5°44'20.69"W) and Langreo (43°17'46.90"N, 5°40'57.15"W)], Cantabria [Torrelavega (43°20'50.74"N, 4° 3'15.97"W)], Orense [Orense (42°22'0" N, 7°52'29"W)] and Biscay [Santurce (43°19'41.52"N, 3° 1'53.43"W)].
