Yvonne (cow) of Zangberg and Stefanskirchen. After her escape, Yvonne was bought by animal-rights activist Michael Aufhauser, who intended to capture her and transport her to his animal sanctuary, "Gut Aiderbichl", a former farm in Deggendorf, Bavaria. Multiple techniques were used to find her and draw her out of hiding. Searchers used infrared cameras, a helicopter, and used other cows as lures, which consequentially also escaped and are being lured with additional cattle. As all attempts to capture Yvonne failed, the cow received increasing attention from the mass media in Germany and Austria and later all over the world. "Bild" tabloid offered
Yvonne Cormeau the Germans accepted her story and ID that she was a district nurse, and she succeeded in passing her wireless equipment off as an X-ray machine. She worked for 13 months and evaded arrest despite some narrow escapes. Whilst operating in France Yvonne was shot in the leg by a German patrol, but managed to escape. The dress she wore on this occasion and the bloodstained briefcase she carried are on permanent display in the Imperial War Museum in London along with her WAAF officer's uniform. A year after the end of the war, she was demobilised with the WAAF