The Amazon river dolphin, also known as the pink river dolphin or boto, is one of the world’s only freshwater dolphins. It lives exclusively in rivers and lakes across the Amazon and Orinoco basins, spanning countries like Brazil, Peru, Colombia, and Venezuela. Unlike ocean dolphins, botos are perfectly adapted to murky river systems, using echolocation to navigate flooded forests and winding waterways. Their population is estimated to be in the tens of thousands, making them one of the more abu