Understatement of the day
He trumpeted around his pen for a few minutes, and then keeled over on his side. Horrified, the researchers tried to revive him, but about an hour later he was dead. The three scientists sheepishly concluded that, “It appears that the elephant is highly sensitive to the effects of LSD.”
From The Top 20 Most Bizarre Experiments of All Time.
HT: Marginal Revolution.