$60,000 USD a kilo, that's what a rhino horn costs on the black market. More expensive than gold. But life is priceless. Unlike elephant tusks, which are made of ivory, rhino horns are made of keratin, the same material as nails. But the ignorance and superstition of some humans give it non-existent medicinal properties. As in everything, as long as there are buyers, there will be sellers. This will only end in education.