For decades nations have worked to curb international sales of endangered plants and animals. But in countries like China, with high demand and speculative investors, that strategy fuels bidding wars.
Would you pay to see rhinos in Australia's savannas or forests? It's not as crazy as it sounds – and could help save collapsing rhino populations.
Scientists have created embryos from the eggs of southern white rhino and sperm from their northern counterparts.
The death of the last male northern white rhino in the world raises an interesting question: when does a species pass the point of no return?
The first online rhino auction in South Africa wasn't a success. This has done very little to help rhinos. It may, in fact, encourage more poaching as demand has not slowed down.
Rhino horn trade continues to be a highly lucrative business across the world.