Causus resimus - Wikipedia
Green Night Adder (Causus resimus) - Snakes and Lizards
Causus resimus - The Reptile Database
List of snakes by common name - Wikipedia
Adder - Wikipedia
Identify UK snakes - The Wildlife Trusts
Adder - The Wildlife Trusts
Night Adder - A-Z Animals
The Elapidae Family of Snakes - Reptile Knowledge
9 Adder Snake Species That Pack a Nasty Bite - HowStuffWorks
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