The Oklahoma City Zoo and Botanical Garden welcomed the birth of a Sumatran tiger cub, part of a critically endangered species (Courtesy of Oklahoma City Zoo). #fox #media #breakingnews #us #usa #new #news #breaking #foxnews #lifestyle #animals #wildlife #zoo #tiger #tigercub #endangeredspecies #conservation #nature #oklahoma #oklahomacity #family #cute #newborn Subscribe to Fox News: https://bit.ly/2vBUvAS Watch more Fox News Video: http://video.foxnews.com Watch Fox News Channel Live: http://