The leopard, called Kitana, was one of three born at Marwell Wildlife in June.

BBC: Young snow leopard dies at Marwell Wildlife

The animals at Marwell, including the cubs' parents, Irina and Indeever, are part of a European breeding programme.

BBC: Young snow leopard dies at Marwell Wildlife

But a worker at Marwell, who did not want to be named, has told BBC News he had grave concerns about public safety.

BBC: Animals escape zoo's enclosures

Marwell Zoo has become home to a further four species of Partula tree snail, which originate from islands in the Pacific Ocean and are extinct in the wild.

BBC: Partula tree snail