Copenhagen Zoo puts down four lions

epa04140534 (FILE) A file photo dated 17 July 2013 shows a lion and her cubs entering the lions enclosure for the first time. Copenhagen Zoo is once again in the world news after it was reported on 25 March 2014, that the zoo put down four healthy lions. It sparked a world wide outrage when the zoo put down the giraffe Marius on 09 February 2014 and made a public autopsy. Marius was later fed to the lions. EPA/MADS NISSEN DENMARK OUT +++(c) dpa – Bildfunk+++