Bibliography

Image sources:

Arctic wolves:
http://media-cache-ec0.pinimg.com/550x/53/a9/ec/53a9ec9861ab17f79ba5ea0ffb5f1316.jpg
https://s-media-cache-ak0.pinimg.com/originals/1d/85/40/1d8540c0e6c06b57aea7ad8081548800.jpg
https://i.ytimg.com/vi/kau-zExks8k/hqdefault.jpg
http://www.zooborns.com/.a/6a010535647bf3970b01b8d1186f68970c-800wi
http://2.bp.blogspot.com/-oFtqJ5zqZSk/T6U5Q4JbxiI/AAAAAAAAFd4/HaSIBbs5vN4/s1600/whitewolfinsnow.jpg
http://animalsadda.com/wp-content/uploads/2013/07/Arctic-Wolf-5.jpg
https://s-media-cache-ak0.pinimg.com/originals/43/f4/80/43f480960cc9910d3ef0460323dbdaed.jpg

Polar bear: http://www.polarbearendangered.com/wp-content/uploads/2013/12/polar-bear-2.jpg
Arctic reindeer: https://www.google.com/url?sa=i&rct=j&q=&esrc=s&source=images&cd=&ved=0ahUKEwjnicLNz-XPAhVINiYKHT0SAHcQjRwIBw&url=http%3A%2F%2Fwww.greenpeace.org%2Finternational%2Fen%2Fnews%2FBlogs%2Fmakingwaves%2Fsave-the-arctic%2Fblog%2F51720%2F&bvm=bv.135974163,d.eWE&psig=AFQjCNG3mmPlGLQvbjo71mrPVvNQrxdp5Q&ust=1476923393468645
Arctic fox: https://i.ytimg.com/vi/dgp0A3PrNaU/maxresdefault.jpg
Narwhal: http://minnesota.publicradio.org/events/2013/11/a-beautiful-world/images/Narwhal3.jpg
Walrus: http://yourshot.nationalgeographic.com/u/ss/fQYSUbVfts-T7pS2VP2wnKyN8wxywmXtY0-FwsgxpixEK4UwUk0p_Rxdh9JGyfyo3VxDfkBSik6A3r2Rw9x6/
Seal: http://p.fod4.com/p/media/8db0ba01ec/5j4fHbFTsOmq8E4oIiz6_BabySeal_Thumb_01.jpg
Musk Ox: https://static.independent.co.uk/s3fs-public/thumbnails/image/2015/10/16/10/musk-ox.jpg
Moose: http://www.canadiannaturephotographer.com/gallery19/moose09.jpg
Orca: https://s-media-cache-ak0.pinimg.com/originals/59/d7/22/59d722f6648afb42a1f4209ccbb293e7.jpg
Snowy Owl: http://b50ym1n8ryw31pmkr4671ui1c64.wpengine.netdna-cdn.com/wp-content/blogs.dir/11/files/2012/12/Snowy_Kevin-McCarthy_620.jpg
Lemming: https://66.media.tumblr.com/tumblr_lz4jtsrKfR1rog9u0o1_500.jpg

Fact sources:

Arctic reindeer: https://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=2&ved=0ahUKEwjtkP_P0OXPAhVD7CYKHeL0DPMQFggeMAE&url=http%3A%2F%2Fwww.coolantarctica.com%2FAntarctica%2520fact%2520file%2Fwildlife%2FArctic_animals%2Farctic-reindeer-caribou.php&usg=AFQjCNE-eGGKba_7HqFgsv0USsmmGxjyhg&sig2=kZPrieR4ADMj-w7DwY4vhw&bvm=bv.135974163,d.eWE
Polar bear: http://www.polarbearsinternational.org/adaptation/cold-climate
Arctic fox: https://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=3&ved=0ahUKEwjOvciV0eXPAhWLOiYKHYPZC8EQFggkMAI&url=http%3A%2F%2Fwww.defenders.org%2Farctic-fox%2Fbasic-facts&usg=AFQjCNEJjpN1bqFLTF-FjJltX_2L0-Ik0Q&sig2=8PXxc2yIfs_6oHnwuaZ_5A&bvm=bv.135974163,d.eWE
Narwhal: https://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=3&ved=0ahUKEwiswuv90eXPAhUDQCYKHfkzA0wQFggkMAI&url=http%3A%2F%2Fanimals.nationalgeographic.com%2Fanimals%2Fmammals%2Fnarwhal%2F&usg=AFQjCNFegCRRUTwld2fJwO4vf8TsLIHRMw&sig2=A4jRRcxIkUCKGLZDOHhwmA&bvm=bv.135974163,d.eWE
Walrus: https://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=3&ved=0ahUKEwjts8zZ0uXPAhUGJCYKHWRMCCoQFgglMAI&url=http%3A%2F%2Fmentalfloss.com%2Farticle%2F59266%2F11-rugged-facts-about-walruses&usg=AFQjCNFv-hm8EAyXmT2QlkEHOKqxCab-iA&sig2=QIbjWVWGDhUjfLuoujMheg&bvm=bv.135974163,d.eWE
Seal: https://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=3&ved=0ahUKEwje8Krg0-XPAhWBMyYKHdVFAoAQFggkMAI&url=http%3A%2F%2Fkids.nationalgeographic.com%2Fanimals%2Fharp-seal%2F&usg=AFQjCNEfXJeyjGVpBFrGXpIfmN0uylJe5Q&sig2=HoRC8PuyPNn3pY9X812rDw&bvm=bv.135974163,d.eWE
Moose: http://animals.nationalgeographic.com/animals/mammals/moose/
Orca: http://www.livescience.com/27431-orcas-killer-whales.html
Snowy Owl: http://animals.nationalgeographic.com/animals/birds/snowy-owl/

Arctic Wolves:
http://switchzoo.com/profiles/arcticwolf.htm
http://www.wolfworlds.com/arctic-wolf/
https://www.reference.com/pets-animals/arctic-wolves-eat-f6b1efb0ecaa6231
https://a-z-animals.com/animals/arctic-wolf/
https://animalcorner.co.uk/wolf-anatomy/
https://animalcorner.co.uk/animals/arctic-wolf/
https://www.reference.com/pets-animals/arctic-wolf-s-habitat-e2fdb75eb73aec7a#