2. 2

4. 4

5. 5 There are over 10,000 species of birds: (IUCN uses this figure too)
other estimates put number at 18,000: 5

6. 5,548 mammal species: 6

7. There are 5,743 amphibian species known to science: http://www

8. There are 5,743 amphibian species known to science: http://www8

9. Dr. Robin Wall Kimmerer is Associate Professor of Environmental and Forest Biology at the State University of New York College of Environmental Science and Forestry. 9

10. Source: http://rainforests.mongabay.com/0301.htm
Rhett Butler, editor-in-chief of Mongabay.com, which seeks to raise interest in and appreciation of wild lands and wildlife.
He is also co-founder of Tropical Conservation Science, an open-access academic journal that aims to provide opportunities for scientists in developing countries to publish their research, and the Tropical Forest Network, a social network in the San Francisco Bay Area broadly interested in tropical forest conservation and ecology. 10

11. Source: http://rainforests.mongabay.com/0301.htm
Rhett Butler, editor-in-chief of Mongabay.com, which seeks to raise interest in and appreciation of wild lands and wildlife.
He is also co-founder of Tropical Conservation Science, an open-access academic journal that aims to provide opportunities for scientists in developing countries to publish their research, and the Tropical Forest Network, a social network in the San Francisco Bay Area broadly interested in tropical forest conservation and ecology. 11