Photos Have You Seen Otto and Zena? Brenda A. Nemcek Sunday, April 20, 2014 • 11:51am Content Options WARREN, NJ - Have you seen Otto and Zena? Otto and Zena are black mixed breeds that escaped out of their yard on Saturday, April 19. Both are wearing collars with their phone number embroidered. Call (908) 399-2621 with any information. TAP into your town! Get Your Town's News In Your Inbox: Click here to sign up.