Oldest fossil evidence of modern African venomous snakes found in Tanzania

Scientists have found the oldest definitive fossil evidence of modern, venomous snakes in Africa. The newly discovered fossils demonstrate that elapid snakes — such as cobras, kraits and sea snakes — were present in Africa as early as 25 million years ago. Elapids belong to a larger group of snakes known as colubroids, active foragers that use a variety of methods, including venom, to capture and kill prey. Leer más.