From Yahoo! News:
In a project intended more as performance art than scientific experiment, faculty and students in the university's media program left a computer in the monkey enclosure at Paignton Zoo in southwest England, home to six Sulawesi crested macaques.


Then, they waited.


At first, said Phillips, "the lead male got a stone and started bashing the hell out of it.


"Another thing they were interested in was in defecating and urinating all over the keyboard," added Phillips, who runs the university's Institute of Digital Arts and Technologies.