Ask the Chatbot Games & Quizzes History & Society Science & Tech Biographies Animals & Nature Geography & Travel Arts & Culture ProCon Money Videos
viper
Introduction References & Edit History Quick Facts & Related Topics
Images
European viper A jumping pit viper (Bothrops nummifera) coiled on a green and yellow leaf, showing its brown, tan, and cream patterned scales and triangular head. A European viper or common adder (Vipera berus) with a zigzag dark pattern along its back and a pale underside, shown next to a scale bar indicating 10 centimeters and 4 inches. A jararaca viper (Bothrops jararaca) with a brown, patterned body is coiled around a branch against a plain blue background. rhinoceros viper rhinoceros viper Saw-scaled viper (Echis carinatus) saw-scaled viper Vipera aspis francisciredi Wagler's pit viper (Trimeresurus wagleri).
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
Rattlesnake. A rattle snake coiled on rock. Rattlesnakes are poisonous snakes that have rattles in their tails. Reptile. Possibly mounted or stuffed taxidermy snake.
Vipers, Cobras, and Boas...Oh My!

viper: 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
Invalidated site: University of Georgia - Savannah River Ecology Laboratory - Family Viperidae: Venomous. Oct 08, 2026
Add new Web site: Israel Veterinary Medical Association - Viper Snakebites. Nov 15, 2024
Add new Web site: University of Georgia - Savannah River Ecology Laboratory - Family Viperidae: Venomous. Apr 21, 2023
Add new Web site: AZ Animals - Viper. Jan 26, 2023
Add new Web site: LiveScience - Facts About Vipers. Oct 09, 2016
Add new Web site: Animal Planet - Viper. Aug 12, 2013
Text identifying Matilda's horned viper (Atheris matildae) as a tree viper added. Jan 30, 2012
Fer-de-lance genera updated to include both Bothrops and Trimeresurus. Jan 11, 2012
Media added. Mar 16, 2007
Article revised. Apr 22, 2005
Article added to new online database. May 04, 1999
View Changes:
Article History
Revised:
By: