Från gråvarg till hybrid - page 53

of London. Zoology 3: ss. 53–62
26. Massimo Pigliucci (2005). ”Evolution’s Importance to Society”
27.http://wildexplorer.org/2012/03/01/stay-cool-for-polar-bears/
28.http://www.birds.se
29. Björklund, Mats (2005). evolutionsbiologi. Lund: studentlitteratur. ISBN 91-44-03984-0
30. Mech, L.D. & Boitani, L. 2008 Canis lupus
31.http://commons.wikimedia.org/wiki/File:Wolf_Kolmården.jpg, fotograf David Mott
32.http://commons.wikimedia.org/wiki/File:Gray_Wolf_Range.png
33. Wikipedia Commons:http://en.wikipedia.org/wiki/Berlin_Zoological_Garden
34. Wikipedia Commons:http://www.flickr.com/photos/grard_van_drunenFoto av Gérard Van
Drunen
35.http://en.wikipedia.org/wiki/File:Lupo_appenninico_3.jpgFoto av Luigi Piccirillo
36. Biological Conservation, Volume 61, Issue 2, 1992, Pages 125–132
37. Mariomassone at en.wikipedia
38.http://www.smittskyddsinstitutet.se/sjukdomar/trikinos/
39.http://www.kennelliitto.fi/ länsisiperianlaika122.pdf
40.http://suurpedot.multiedition.fi/gallery/main.php?g2_itemId=263