The outgoing Marine Corps mascot, Sgt. Chesty XIII, right, nuzzles the incoming Marine mascot, Private First Class Chesty XIV, following the Eagle Globe and Anchor pinning ceremony at Marine Barracks Washington in Washington, D.C., April 8, 2013. The English bulldog has been the breed of choice for the Marine mascot since the 1950s, with each being named Chesty in honor of the highly decorated Gen. Lewis "Chesty" Puller. (DoD photo by Sgt. Mallory S. VanderSchans, U.S. Marine Corps/Released)