What Zoos Can Do – 2013 Update: The Leading Zoological Gardens of Europe 2010 – 2020

The update, using 2 years additional data to 31.12.2012, is an appendix to, and should be used in conjunction with, the original book What Zoos Can Do, published in May 2011.Whilst the selection criteria for zoos included in the survey remain unchanged, the unique information and analyses have been extended:- 92 instead of 80 zoos from 23 instead of 21 countries- 37 instead of 27 factors analysed for ranking lists- 5 additional species groups of iconic species- 8 instead of 5 other european zoos of special significance- Zoos in 3 groups A, B, C instead of A, B