Posted by: Christy Cheever, Development This summer at the zoo we are teaching guests about the environmental benefits of eating locally, and in an earlier blog post we talked about how we also try to feed our animals locally produced food as well. But where the food comes from is just one part of this sustainable story--we're also very involved in where it goes. As animals process their food, their bodies take in the vitamins and nourishment they need to live and thrive. The rest ends up as waste. And at the zoo, that’s the makings of some prized material… Zoo Doo . Zoo Doo is finished, dark and rich compost with some woody material remaining. Woodland Park Zoo creates nearly 1 million pounds of compost each year saving $60,000 per year in disposal costs. The zoo’s non-primate, herbivore animals’ manure is used for this process. This includes the elephants, hippos, zebras, giraffes, gazelles, and oryx among others. The Zoo Doo process begins when fresh manure and straw bedding are