Belgian zoo shortens rhinos' horns after French killing
A Controversial High-Tech Plan to Save Earth's Last Rhinos
Rhino poaching hi-res stock photography and images - Alamy
Inside the Dark World of the Rhino Horn Trade
Operation Lock and the War on Rhino Poaching: Hanks, John
Rhino horn may be grown in lab to skewer poachers
Domestic rhino horn trade could fuel poaching, WildAid warns - WildAid
Poaching, horn trade declining but rhinos still threatened
Cites COP17 and Rhino Horn Trade - International Rhino