National Zoo gorillas participate in heart disease study In Animals, Science & Nature, Video / 26 April 2012 Related posts: A Planet in Peril: Q&A with Suzan Murray of the Smithsonian Global Health Program Heart disease study to benefit lowland gorillas at the National Zoo Deadly amphibian disease detected in the last disease-free region of Central America Q&A: National Zoo veterinarian Suzan Murray is working to halt pandemic disease in hotspots around the world Tags: endangered species, mammals, Smithsonian's National Zoo