The Polar Bear’s "Invisible" Secret

The Polar Bear is the ultimate survival machine. From its black skin to its transparent fur, every inch of this 1,500-pound beast is designed for one thing: hunting in the deadliest place on Earth. #polarbear #arctic #wildlife #naturefacts #predator #survival #science ========== Credit Song: - Almost in F Kevin MacLeod (incompetech.com) Licensed under Creative Commons: By Attribution 3.0 License http://creativecommons.org/licenses/by/3.0/ - Heartwarming by Kevin MacLeod is licensed under a Creative Commons Attribution 4.0 license. https://creativecommons.org/licenses/by/4.0/ ==========