An experiment involving hundreds of cows in Botswana demonstrates how a little paint may provide an effective way to deter lions and leopards.
Almost 300 elephants are known to have died since March, with reports of them walking in circles before falling face first to the floor.
"It is a conservation disaster—but it also has the potential to be a public health crisis," said conservationist Niall McCann.
A childhood learning about baboons in Botswana may not have been typical, but it had its benefits.
Botswana has the largest elephant population on the continent and has traditionally been seen as a safe haven for the animals. However, poaching appears to be rapidly increasing.
Botswana, where trophy hunting is banned, currently has the largest elephant population on the continent.
South Africa had already prohibited the preacher from entering the country.
Canadian firm Lucara Diamond Company discovered the 1,111-carat stone in Botswana