“Great Horned Owl” by Bioworkz Posted on January 29, 2016 by admin Bioworkz has a new print available titled, “Great Horned Owl”. It is an 18″ x 24″ 3-color Screenprint and cost $24.99. On sale now HERE. “Great Horned Owl” by Bioworkz. 18″ x 24″ 3-color Screenprint. $24.99