So, I'm like four years late for this news story, but I nonetheless found it awesome.
Shrek the sheep lived in New Zealand, hiding in the caves whenever the musterers would muster the herd to be sheared. He managed to hide out for six years.
Now, sheep wool, like human hair, continues to grow, and if it is not cut, it will just get longer and longer. Therefore, when Shrek was finally found in 2004, he looked like a giant cottonball:
I think that they just shouldn't shear sheep for six years at a time.