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boa
Introduction References & Edit History Quick Facts & Related Topics
Images
A bright green emerald tree boa (Corallus caninus) coiled around a branch in a dense Amazon rainforest, with large tree roots visible in the background. Illustration of a boa constrictor (Boa constrictor constrictor) wrapped around a branch, showing its patterned brown and tan scales, with a scale bar indicating length in centimeters and inches. Rainbow boa Illustration of a boa constrictor (Constrictor constrictor), showing a large, coiled snake with a patterned brown, tan, and black scaly body wrapped around a tree branch. Emerald tree boa Rubber boa
At a Glance
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boa summary
Quizzes
Sea otter (Enhydra lutris), also called great sea otter, rare, completely marine otter of the northern Pacific, usually found in kelp beds. Floats on back. Looks like sea otter laughing. saltwater otters
Animal Group Names
Lion (panthera leo)
Deadliest Animals Quiz
Young chimpanzee dressed in a shirt and sweater vest, scratching his head thinking. (primates)
Wild Words from the Animal Kingdom Vocabulary Quiz
Mute swan with cygnet. (birds)
Match the Baby Animal to Its Mama Quiz
The bearded vulture (Gypaetus barbatus) is seen in Switzerland on December 2024
Animal Factoids
Related Questions

boa: References & Edit History

Article Contributors

Primary Contributors

  • The Editors of Encyclopaedia Britannica
    Encyclopaedia Britannica's editors oversee subject areas in which they have extensive knowledge, whether from years of experience gained by working on that content or via study for an advanced degree. They write new content and verify and edit content received from contributors.

Other Encyclopedia Britannica Contributors

Article History

Type Description Contributor Date
Cross-references added; media added. Apr 24, 2024
Modified title of Web site: San Diego Zoo Animals and Plants - Boa. May 14, 2019
Added images of rubber boa and emerald tree boa. Feb 28, 2012
Text clarifying the separation of true boas (family Boidae) from the Mascarene (family Bolyeriidae) and the dwarf boas (family Tropidophiidae) added. Jan 25, 2012
Add new Web site: Fact Monster - Science - Boa. Sep 19, 2011
Added image of red-tailed boa constrictor. Dec 14, 2009
Final editorial review. Feb 06, 2009
Updated the evolution section with a description of Titanoboa cerrejonensis, the largest fossil snake ever found. Feb 05, 2009
Media added. Jan 16, 2009
Media added. Mar 16, 2007
Article revised. Apr 22, 2005
Article revised. Feb 16, 2001
Article added to new online database. Jul 20, 1998
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