Amazon rainforest This constitutes the largest collection of living plants and animal species in the world. The region is home to about 2.5 million insect species, tens of thousands of plants, and some 2,000 birds and mammals. To date, at least 40,000 plant species, 2,200 fishes, 1,294 birds, 427 mammals, 428 amphibians, and 378 reptiles have been scientifically classified in the region. One in five of all bird species are found in the Amazon rainforest, and one in five of the fish species live in Amazonian rivers and streams. Scientists have described between 96,660 and 128,843 invertebrate species in Brazil alone. The
Amazon River the world's largest, draining the most extensive area of rainforest on the planet. Paralleling the Amazon River is a large aquifer, dubbed the Hamza River, the discovery of which was made public in August 2011. More than one-third of all known species in the world live in the Amazon rainforest, a giant tropical forest and river basin with an area that stretches more than . It is the richest tropical forest in the world in terms of biodiversity. There are over 3,000 species of fish currently recognised in the Amazon basin, with more being discovered every year. In addition to