1. Biosafety Unit.Status and Trends of Global Biodiversity.inGlobal Biodiversity Outlook(Secretariat of the Convention on Biological Diversity,2001).
2. Biodiversity loss and its impact on humanity;Cardinale BJ,2012
3. Dirzo,R.et al.Defaunation in the Anthropocene. science 345,401–406(2014).
4. Mammal population losses and the extinction crisis;Ceballos G,2002
5. Monitoring change in vertebrate abundance: the Living Planet Index;Collen B,2009