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WWF

Brazilian rainbow boa

Epicrates cenchria

There is moderate risk associated with keeping this species as a pet, as explained below. Prospective pet owners should research if they can safely keep the animal for its lifetime, including housing, proper food and veterinary care, and be sure it came from a legal source and can be kept as a pet in their jurisdiction.

A brown Brazilian rainbow boa coils around a branch in the trees.

© David Lawson / WWF-UK

Assessment results

Moderate risk

Conservation moderate risk
Conservation | Moderate risk

This animal is likely to be threatened by extinction in the wild, and/or it is subject to international trade controls due to demand in the pet trade. Please check that the animal you want comes from a reputable seller or rescue center that follows best practices when they source their animals. Learn more about wildlife conservation and the pet trade.

Legality low risk
Legality | Low risk

This animal is likely to be threatened by extinction in the wild, and/or it is subject to international trade controls due to demand in the pet trade. Please check that the animal you want comes from a reputable seller or rescue center that follows best practices when they source their animals. Learn more about wildlife conservation and the pet trade.

Public health moderate risk
Human and public health | Moderate risk

It is likely that this animal is a potential threat to human or public health, either due to potential zoonotic diseases or due to physical attributes that can harm humans.Learn more about animal-related illness and injuries.

Invasiveness low risk
Invasiveness | Low risk

This species would not likely impact native biodiversity or habitats. However, never release a pet into the wild for any reason.

Animal welfare moderate risk
Animal welfare | Moderate risk

Care, diet, and housing needs of this species are either insufficiently known or difficult, making it hard to ensure it has a good quality of life for its lifetime. Learn more about the challenges with exotic pet welfare.

⚠️ Important considerations

  • Rainbow boas are commonly demanded for pet trade, sourced either as captive bred or from the wild. An updated assessment is needed to understand the impact on their wild populations.
  • Most reptiles carry salmonella in their intestinal tract and may not be suitable for young children or immuno-compromised individuals. Always practice good hygiene and hand washing around snakes.
  • Rainbow boa housing and dietary needs require additional knowledge and effort. They grow very large as adults, up to 7 ft., and require an enclosure at least that long. Their enclosure needs a gradient of temperatures (70-75ºF in the water with a dry basking area at 85-90ºF) for body temperature regulation, proper humidity (70-80%), and proper amounts of UVA and UVB light from a lamp on a regular day/night cycle, to ensure good health. Their enclosure should have plenty of branches and climbing shelves, plus places to hide and rest.
  • As with all pet reptiles, ensure there is access to a veterinarian that specializes in reptiles and consult them about proper habitat setup, diet, and care. Find a reptile vet near you.

Basic information

Taxonomy:
Squamata, Boidae

Lifespan:
7-12 years in the wild, 20-25 years in captivity, but up to 42 years

Weight:
3 lbs. (1.4 kg)

Size:
5-7 ft. (4.6-2.1 m)

Native range and habitat:
Amazon rainforest and coastal rainforests of Central and South America

Diet:
Carnivorous, eating small mammals, birds, eggs, reptiles, and amphibians

Activity and behavior:

  • Solitary and aggressive animals that are rarely seen with others
  • Nocturnal and most active during the evening and night, living either in the trees or on the ground