Many of the Boa and Pythons can grow to a large size, so research must be done before you make any purchase.
Common Boa ConstrictorBoa constrictor imperator
The Common Boa Constrictor can reach an adult length of 12ft but averages between 5-9ft. This species makes a great exotic pet, however a large enclosure is required when adult.
Royal Python or Ball PythonPython regius
Royal Pythons are calm, gentle and curious, making them an ideal beginners snake. You should be aware of their adult size, reaching up to 5 foot (1.5m) in length.
African Rock PythonPython sebae
The African Rock Python is the third largest snake in the world growing to an average size of 18 to 20 feet long, but can grow up to 28 feet long!
Amazon Tree BoaCorallus hortulanus
The Amazon Tree Boa can be found in a huge range of South America. They have adapted to live high in the trees.
Angolan PythonPython anchietae
The Angolan Python inhabits rocky areas in grasslands and open plains in Namibia and Angola in South Western Africa. They are reddish-brown with cream patterning, they rarely exceed 6ft.
Argentinean Rainbow BoaEpicrates cenchria alvarezi
Argentinean Rainbow Boas reach an adult length of 4.5 to 6ft, although they are not a heavy bodied snake. They are native to the humid forests of north and central america.
Bolivian Short Tailed BoaBoa constrictor amarali
The Bolivian Short Tailed Boa is named due to the short tail compared to other Boa Constrictor species. They on average reach no more than 7 foot in length.
Brazilian Rainbow BoaEpicrates cenchria cenchria
The Brazilian Rainbow Boa is a beautiful and attractive species. Being a medium to large snake, they will reach an adult length of 4-5ft, but could reach 7ft.
Burmese PythonPython molurus bivittatus
Do you really want a snake that can reach 25 ft in length and weigh up to 250 pounds? A lot of research should be done into these snakes before you purchase one, this is not a snake for a beginner!
Calabar Ground Python or Two Headed PythonCalabaria reinhardtii
Calabar Pythons are very shy snakes and prefer cramped hide boxes to roomy ones.
Carpet PythonMorelia spilota
Carpet Pythons are large snakes varying in size depending on locality from four to twelve feet in length and weighing up to 15kg.
Centralian PythonMorelia bredli
The Centralian Python is also known as the Bredls Python. They inhabit arid and semi arid areas of central Australia and reach an adult length of between 5 to 8 foot.
Columbian Rainbow BoaEpicrates cenchria maurus
Columbian Rainbow Boas can reach an adult length of 7ft but average out at 4-5ft. This species is said to be the trust worthiest of all Rainbow Boas species.
Ecuadorian Rainbow BoaEpicrates cenchria ssp
The Ecuadorian Rainbow Boa looks similar to the Columbian Rainbow Boa. They are a dark chocolate brown with faint patterning and reach an average size of approx 4-5ft.
Emerald Tree BoaCorallus caninus
The Emerald Tree Boa is an attractive species, but experience is required in keeping snakes before adding them to your collection.
Green AnacondaEunectes murinus
The Green Anaconda can reach 30ft, but usually averages at 18ft. This is NOT for a novice keeper, only experienced snake keepers should own this very large and heavy snake.
Green Tree PythonMorelia viridis
These grow to approx. 1.8m in length and turn to green when adult. These snakes are for reptile keepers with experience in keeping large snakes.
Hog Island BoaBoa constrictor imperator
The Hog Island Boa is a smaller species averaging between four and five feet, they can reach seven feet in length. These are said to be extinct in the wild, therefore captive breeding is important.
Kenyan Sand BoaEryx colubrinus
Kenyan Sand Boas are found living within sandy areas of East Africa. Adults vary greatly in size depending on sex. Males are small measuring 15 to 18 inches, whereas females are large and stocky growing up to a size of 28 inches.
Macklots PythonLiasis mackloti
The Macklots Pythons is a large snake, reaching adult lengths of between 6 and 8 feet, females being the largest. These snakes have a bad reputation for being aggressive, however, it regular handling they tame down.
Madagascan Tree BoaSanzinia madagascriensis
The Madagascan Tree Boa is an arborreal snake that reaches an average size of between 4 to 5 feet, however, some grow between 6 to 7 feet.
Mullers Sand BoaEryx muelleri
The Muller's Sand Boas general colour pattern is yellowish to orange background with rounded or oval dark brown blotches.
Paraguayan Rainbow BoaEpicrates cenchria striatus
The Paraguayan Rainbow Boa is a medium build Boa reaching an adult size of approx. 4-5ft. They retain some of their juvenile patterning over a chocolate brown body.
Red Blood PythonPython curtus brongersmai
Red Blood Pythons are very colour and reach an adult size of approx 5-6 foot.
Red Tailed Boa ConstrictorBoa constrictor constrictor
The Red Tailed Boa has a docile temperament, but are a large snake. Adults range from 8-10ft, but can reach 14ft. Before you buy one, please make sure you will have enough space to house when fully grown!
Reticulated PythonPython reticulatus
The Reticulated Python is NOT a snake for beginners but ONLY experts who have the time and space this species requires. They are the largest species of snake that has been recorded at 33ft, they usually average out at 10-20ft!
Rough Scaled Sand BoaEryx conicus
As the name suggests, Rough Scaled Sand Boa have hard bumpy scales and live within sandy areas of India and Pakistan. Adult reach a size of between 24 to 36 inches, females being larger.
Scrub Python or Amethystine PythonMorelia amethystina
The Scrub Python is Australias largest snake that averages out at 10-16 ft, but these have been known to reach 28 ft. These are beautiful snakes, but can be aggressive so experience with large snakes is a must.
Viper BoaCandoia aspera
Viper Boas are also known as Pacific Ground Boas. They are a small species reaching 75cm
White Lipped PythonLeiopython albertisii
White Lipped Pythons are found throughout most parts of tropical New Guinea and nearby islands.
Woma PythonAspidites ramsayi
The Woma Python is considered one of the most docile and easily handled snakes which reaches 4.5ft. They are very attractive in appearance making them very sought after. They are considered to be an endangered species in the wild.
Yellow AnacondaEunectes Notaeus
The Yellow Anaconda should be kept by experienced keepers only due to their aggressive nature and adult size of 7-12ft.