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Nature
Pets: Wild at Heart | Episode 2 | Secretive Creatures
Season 34
Episode 6
In a program packed with incredible filming techniques, from Schlieren photography that makes smells visible, to moving X-rays, ultra slow-motion, and ultraviolet vision as well as HD horsecams and doggycams, discover how our pets experience the world through their astonishing senses and hidden channels of communication.
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