All mammals

Polar bear

Photo: Wild Arctic Pictures/Shutterstock.com

Reindeer/Caribou

Photo: Valerijs Novickis/Shutterstock.com

Lemming

Photo: BMJ/Shutterstock.com

Arctic fox

Arctic fox: mevert/Shutterstock.com

Seals

Photo: Igumnova Irina/Shutterstock.com

Narwhal

Photo: National Institute of Standards and Technology

Arctic Species Trend Index

Walrus

Photo: i love greenland/Flickr


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