Found in South America, the green anaconda is the heaviest snake in the world. It can grow up to 29 feet (8.84 metres) in length and weigh over 550 pounds (250 kilograms).
Native to Southeast Asia, the reticulated python is the longest snake in the world. It can reach lengths of up to 33 feet (10.06 metres) and weigh over 300 pounds (136 kilograms).
Found in sub-Saharan Africa, the African rock python can grow up to 20 feet (6.1 metres) in length and weigh over 200 pounds (90 kilograms).
Native to Southeast Asia, the Burmese python can reach lengths of up to 23 feet (7.01 metres) and weigh over 200 pounds (90 kilograms).
Found in the Indian subcontinent, the Indian python can grow up to 21 feet (6.4 meters) in length and weigh over 200 pounds (90 kilograms).
Native to Indonesia, Papua New Guinea, and Australia, the amethystine python can reach lengths of up to 24 feet (7.32 metres) and weigh over 160 pounds (72 kilograms).