| calacademy.org | California Academy Of Sciences - Biodiversity Resource Center |
| all-species.org | All Species Foundation |
| nap.edu | Biodiversity II: Understanding and Protecting Our Biological Resources |
| biodiversityeconomics.org | Biodiversity Economics |
| wri.org | Biodiversity and Protected Areas |
| ea.gov.au | Biodiversity and Its Value: Biodiversity Series, Paper No. 1 |
| unep-wcmc.org | World Atlas of Biodiversity |
| animalinfo.org | Animal Info - Rare, Threatened and Endangered Mammals |
| diversitas-international.org | DIVERSITAS Programme |
| defenders.org | What is Biodiversity? |
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