The glass for polar bear viewing is 9 laminations thick to
assure that polar bears don't break it and escape.

Photo 7

Animal exhibits - or zoo homes - are built with physical and mental health in mind, as well as our concerns for your and their
security. When we design new exhibits, we consult with other zoos so we have information such as how strong an animal is, how
high it can jump, and whether it can escape by digging tunnels.

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