Noah panicked when two dead mammoths were discovered in their cabin five minutes later. Shot, then skinned – their coats had vanished. "Call the animal detectives!" he cried.
"Please to help?" a little man with a waxed moustache asked in a French accent. (It later transpired he was Belgian.) Quickly, he gathered the suspects on the bridge, solved the crime, extracted a confession. Probably hypnosis.
Turned out it was the sheep. "We were feeling chilly," they said... sheepishly.