Copenhagen Zoo under fire for killing healthy family of lions to make way for new animal . Since 1997 , for example , the population of giraffes in Africa has plummeted by more than 50 % , with two subspecies becoming extinct in the wild , and leaving only 240 members of another subspecies in a single population center . Danish zoo was criticized last month for killing a young giraffe . Animals from all the world 's zoos should not be released into the wild , says Lesley Dickie . Warning : We can not believe there is a magical solution to the problem in conservation .
Copenhagen Zoo under fire for killing healthy family of lions to make way for new animal . Danish zoo was criticized last month for killing a young giraffe . Animals from all the world 's zoos should not be released into the wild , says Lesley Dickie . Warning : We can not believe there is a magical solution to the problem in conservation .