National Zoo News http://nationalzoo.si.edu News from the National Zoo Follow Dr. Marra's migratory bird work. He is in Texas researching right now http://nationalzoo.si.edu/scbi/migratorybirds/blog/?id=390 Meet our new North American porcupines Quillby and Maude http://nationalzoo.si.edu/Animals/SmallMammals/fact-north-american-porcupine.cfm Smithsonian Campaign launches http://nationalzoo.si.edu/Support/help-save-species.cfm QuizUp's "Name That Animal" trivia category now features our rare and endangered animals http://smarturl.it/quizup