@amazonia.incrivel: Alligators are an important part of the wildlife of the Rio Negro and its lakes, flooded forests, and tributaries. Among the best-known species are the black caiman (Melanosuchus niger), which can grow to over 4 meters in length, and the spectacled caiman (Caiman crocodilus), which is smaller and highly adaptable. They are important predators of fish and other animals, helping maintain the balance of aquatic ecosystems. In the Rio Negro system, the distribution of these species varies depending on the type and size of rivers, lakes, and streams.

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Friday 25 September 2026 22:30:03 GMT