Top 10Updated 2026年3月14日
Top 10 Most Megadiverse Countries by Wildlife Species
This ranking is based on the criteria established by the Like-Minded Megadiverse Countries (LMMC) group. It evaluates countries based on the total number of endemic species, diversity of ecosystems, and overall biological richness, highlighting the world's most vital ecological hotspots.
Current #1
Brazil
| Rank | Country Name | Global Biodiversity Weighting | Key Ecological Feature |
|---|---|---|---|
Brazil | 9.9 | Home to the world's largest tropical rainforest and the Amazon basin | |
Colombia | 9.7 | Holds the world record for the highest number of bird species | |
Indonesia | 9.5 | Composed of thousands of islands with immense marine biodiversity | |
| 4 | China | 9.3 | Possesses a complete spectrum of ecosystems from alpine to tropical |
| 5 | Mexico | 9.1 | A global center for reptilian species diversity |
| 6 | Peru | 9 | A biological treasury spanning the Andes and the Amazon plains |
| 7 | Australia | 8.8 | Unique isolation has led to a very high rate of endemic species |
| 8 | Madagascar | 8.7 | An evolutionary island home to unique lemur species |
| 9 | Democratic Republic of the Congo | 8.5 | Contains the largest tropical rainforest area in Africa |
| 10 | Ecuador | 8.4 | Extremely high biodiversity density per unit area, including the Galapagos |
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