Four-year-old white rhinoceros Vince, pictured, was shot dead at Thoiry zoo. He was expected to reach between 40 and 50-years-old. A British zoo has stepped up its security measures after poachers killed a rhino in a French safari park and cut off its horn with a chainsaw. The four-year-old animal, called Vince, was found dead in Thoiry zoo, not far from Paris, after the savage raid on Monday night. In... 

Belief it can cure cancer has led to a huge rise in poaching of endangered animals. Britain is to ask China, Vietnam and other Asian countries to tell their citizens that rhino horn has no medicinal value, in an attempt to halt a wave of rhino poaching that may drive the endangered animals to extinction. Although long known as a powdered ingredient in traditional Asian medicine, a recent belief in...