It doesn't make sense, the way we approach cannibus (cannibis).

Think of what would happen if we threw all the Dogs in jail.
Or Pigeons.
Or Lithuanian-Americans.
Or Salmon.
Or Pine Trees.
Or Corn stalks.
Or Rosebuds.
Or Cannibus (Cannibis).

Doesn't make sense to ban an entire species from the Earth (or, most countries).