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  1. Adder - Wikipedia

    The common adder is found in different terrains, habitat complexity being essential for different aspects of its behaviour. It feeds on small mammals, birds, lizards, and amphibians, and in …

  2. Adder | Venomous Reptile of Europe & Asia | Britannica

    Adder, any of several groups of venomous snakes of the viper family, Viperidae, and the Australo-Papuan death adders, viperlike members of Elapidae, the cobra family. The name adder may …

  3. 9 Adder Snake Species That Pack a Nasty Bite - HowStuffWorks

    Sep 27, 2024 · Adder snakes are some of the most fascinating and misunderstood reptiles in the world. Known for their distinctive patterns and venomous bites, adders belong to the viper …

  4. ADDER Definition & Meaning - Merriam-Webster

    Over time, a nadder became an adder. By by the mid-1400s, the word was being spelled both with and without the n, but since about 1500, the n -less spelling has prevailed.

  5. Vipera berus (Adder, Northern Viper) | INFORMATION | Animal ...

    There are many species of snake both closely and distantly related to Vipera berus whose common names may contain the term "adder". Vipera berus is the only species whose actual …

  6. Adder (Vipera berus) - British Reptiles - Woodland Trust

    The adder is the UK's only venomous snake, but it's incredibly shy of people. Discover its little known mating rituals, unusual facts, folklore and more.

  7. What Is an Adder Snake? Identification, Habitat & Venom

    Aug 15, 2025 · This article clarifies the identity of what is commonly referred to as an adder, detailing its physical traits, preferred environments, venom, and ecological significance.