#amazon basin
- Amasonia — The official botanical Latin taxonomic designation for a genus of plants in the Lamiaceae family, native to the tropical regions of South America (especially the Amazon basin) and Central America. The genus includes subshrubs or perennial herbs remarkable for their striking terminal inflorescences with brightly colored bracts.
- Amazonian — Pertaining to the Amazon River region or the Amazon rainforest; specific to the vast South American ecosystem characterized by extreme humidity and rich biodiversity. Culturally, it defines indigenous communities or geographic features of the Amazon basin.
- Anaconda — A generic name attributed to huge, semi-aquatic constrictor snakes of the Boidae family, native to the tropical regions of South America. The main representative, the green anaconda (Eunectes murinus), is structurally recognized as the heaviest and one of the longest snakes in the world, hunting by ambush in the Amazon and Orinoco basins, where it immobilizes its prey through suffocation.