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  1. Viper | Venomous, Pit Vipers, Rattlesnakes | Britannica

    Oct 28, 2025 · Viper, (family Viperidae), any of more than 200 species of venomous snakes belonging to two groups: pit vipers (subfamily Crotalinae) and Old World vipers (subfamily …

  2. Adder - Wikipedia

    Vipera berus, commonly known as the common European adder[3] and the common European viper, [4] is a species of venomous snake in the family Viperidae. The species is extremely …

  3. Vipers: Venomous Snakes, Habitat, Behavior & Conservation

    Jul 19, 2025 · Vipers are a diverse group of venomous snakes known for their long fangs and potent venom. Explore the various species, their habitats, hunting behaviors, and the …

  4. 17 Different Types of Vipers - NatureNibble

    Oct 13, 2025 · There are approximately 200 members of species that belong to the Viper (Viperidae) family. The Viper is a highly developed species; its sophisticated design is …

  5. Viper Snake Species Are Always Venomous | HowStuffWorks

    Oct 7, 2024 · Vipers are venomous snakes that belong to the scientific family Viperidae, which includes hundreds of species spread across multiple continents. Known for its potent viper …

  6. Types Of Vipers - A-Z Animals

    Sep 8, 2023 · What is a viper, and what kinds of snakes are considered vipers? Learn all about the many unique types of vipers here!

  7. Viper: A Comprehensive Guide to the Venomous Snake Species

    Sep 13, 2024 · Discover the fascinating world of vipers, their habitats, behavior, diet, reproduction, and conservation status in this in-depth guide to these venomous snakes.

  8. Viper Facts - IUCN Viper Specialist Group (VSG)

    Vipers are the snakes that can be found at the highest latitudes (over 65° North in Vipera berus and 47° South in Bothrops ammodytoides) and elevations. Indeed, Gloydius Himalayanus, …

  9. Viper Snake - Facts and Beyond | Biology Dictionary

    Aug 3, 2020 · There are over 200 species of viper snake that belong to the family Viperidae. These snakes are found all over the world, except for Antarctica, Australia, north of the Arctic …

  10. 16 U.S. States Where Vipers Are Still a Real Threat

    Jun 16, 2025 · Vipers aren’t just the stuff of jungle documentaries—they’re right here in the U.S., and they’re not going anywhere. These venomous snakes are stealthy, fast, and often closer …