An Indonesian forest ranger, that's what.
28 elephants trained to attack when they hear a chain saw are helping rangers stamp out illegal logging on the Island of Sumatra.
The Nature Conservancy Agency of North Bengkulu reports significant declines in timber poaching in areas the Jumbos patrol.
The Jakarta Post paraphrased agency honco Agus Priambidu, saying: "Most of the time, illegal loggers run away when they see an elephant coming straight at them."
Conservationists estimate illegal logging accounts for up to 70 percent of Indonesia's annual timber exports.