"The Naturalist on the River Amazons" is a classic work written by British naturalist and explorer Henry Walter Bates. The book was first published in 1863 and is an account of Bates's eleven years of exploration in the Amazon rainforest, from 1848 to 1859. Bates traveled extensively with fellow naturalist Alfred Russel Wallace, and their findings greatly contributed to the understanding of the biodiversity and evolution of species. In the book, Bates...