The Copenhagen zoo is an institution of The European Association of Zoos and Aquaria . History. 7,000 visitors came to Copenhagen Zoo on Sunday , while 15 protesters stood outside . In rare cases , animals must be removed by management euthanasia , he says . Dickie : In-breeding is a serious problem that can increase susceptibility to disease .
The Copenhagen zoo is an institution of The European Association of Zoos and Aquaria . History. In rare cases , animals must be removed by management euthanasia , he says . Dickie : In-breeding is a serious problem that can increase susceptibility to disease .