largest species of snakes
Large Snake Species. There are more than 2,500 species of snakes, from the tiny thread snake, which grows to less than 4 inches, to the mighty anaconda. Types of large snakes typically sold as pets include ball pythons, boa constrictors and Burmese pythons. If you're considering a large snake as a pet, there are a few things to consider because snake-keeping isn't simple, nor is it for the faint of heart.