Posted by: Valerie Paquin, Marketing If we asked you to describe Woodland Park Zoo in one color, your response would surely be green. The zoo’s abundant foliage is a result of both our dedicated horticulture team and the natural, verdant wonder of the Northwest. Aerial view of Woodland Park Zoo. Photo: Ryan Hawk/Woodland Park Zoo. There are also many green animal species at the zoo, and their coloring serves a greater purpose than not getting pinched on St. Patrick’s Day. Used for camouflage, warning signals or displays, these brilliant hues make us green with envy. Photo: Ryan Hawk/Woodland Park Zoo. The bright, contrasting colors of poison dart frogs are a beautiful warning of their toxicity to predators. Although able to avoid most predation with their stunning coloration, some poison dart frogs are threatened or endangered due to habitat loss and other threats. Photo: Dennis Dow/Woodland Park Zoo. Found in the rain forests of South America, emeral