1. American Flamingo: This species, found in the Americas, typically weighs between 2.2 and 4 kilograms (4.9 to 8.8 pounds).
2. Greater Flamingo: Native to Europe, Africa, and the Middle East, Greater Flamingos can weigh from 2.5 to 4 kilograms (5.5 to 8.8 pounds).
3. James's Flamingo: Found in South America, James's Flamingos weigh around 2.3 kilograms (5.1 pounds).
4. Chilean Flamingo: Native to South America, Chilean Flamingos typically range from 2.7 to 2.9 kilograms (6 to 6.4 pounds).
5. Andean Flamingo: Found in the Andean region of South America, Andean Flamingos can weigh from 2.8 to 3.4 kilograms (6.2 to 7.5 pounds).
These weight ranges can vary slightly due to factors such as habitat, diet, and individual variation within the species.