Ms. Wolowitz, 35, a northern rockhopper with a “big personality,” was attacked late Wednesday. Other penguins in the enclosure were not injured and were doing well, the zoo added. In a tweet on Thursday night, the zoo said: “Sadly, we lost her last night after a fox broke into our penguin enclosure. Fortunately, the rest of our colony is unharmed and doing well. “Her huge personality will be missed.” We know many of you loved Mrs. Wolowitz, our oldest penguin 🐧 Unfortunately, we lost her last night after a fox invaded our penguin enclosure. Fortunately, the rest of our colony is unharmed and doing well. Her huge personality will be missed 💛 pic.twitter.com/fGEu0QHzkE — Edinburgh Zoo (@EdinburghZoo) August 11, 2022 He added that zookeepers checked the enclosures daily, but there was always a risk of break-ins by wild animals. Archie Bland and Nimo Omer take you to the top stories and what they mean, free every weekday morning Privacy Notice: Newsletters may contain information about charities, online advertising and content sponsored by external parties. For more information, see our Privacy Policy. We use Google reCaptcha to protect our website and Google’s Privacy Policy and Terms of Service apply. “We are looking at what we can do to further strengthen the limits,” he said. Penguins Rock, Europe’s largest outdoor penguin pool, is home to more than 100 birds of three species. In June, Colchester Zoo lost its 21-year-old Patagonian sea lion. Paris, who had been at the zoo for 19 years, died during an examination for an ear infection “despite the best efforts to help her”. Last year, an electrical fault at a zoo led to a fire that killed cockatoos, macaws, parrots, meerkats, armadillos and skunks. Maldon Promenade Petting Zoo barn in Essex said: “We will never forget the beautiful animals we lost in such tragic circumstances, some of the little ones kept at our private farm were retired, resting or previously unwanted pets that we tried so hard to takes care.”