(left) Steve Gray, creator of The Peep Show innovative birdhouse design, and his father Chuck Gray, the inspiration for the new product that is featured on ABC's "The Shark Tank"

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Seattle-Based Birdhouse Maker Appears on The Shark Tank

Self-described 'Bird Nerd' Steve Gray actually made it on ABC's "The Shark Tank" to pitch his passion project, a birdhouse that allows owners to watch baby birds hatch and grow