The Amazon rainforest, also known as Amazonia is the largest and densest rainforest in the world. The Amazon covers 5,500,000?km? of area.

Scientists believe that the Amazon may contain half of the world?s species. Approximately 2.5 million insect species, 40,000 plant species, 3,000 fish, 500 mammals, 428 amphibians, and 378 reptiles, and one third of the world?s birds live in Amazonia.
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