Okinawan pit viper genome reveals evolution of snake venom

A bite from a pit viper, locally known as habu, can cause permanent disability and even death. Yet, much about its venom remains an enigma. Highly variable in composition, even between littermates, this toxic cocktail keeps ...

Researchers measure puncture performance of viper fangs

A team that studies how biological structures such as cactus spines and mantis shrimp appendages puncture living tissue has turned its attention to viper fangs. Specifically, the scientists wanted to know, what physical characteristics ...

Variable venom—why are some snakes deadlier than others?

An international collaboration led by scientists from the National University of Ireland, Galway, The University of St Andrews, Trinity College Dublin and the Zoological Society of London has uncovered why the venom of some ...

Demand for exotic pets pushes species to the brink

Poisonous frogs, long-necked turtles, bears and chimpanzees may not be everyone's idea of an animal companion, but experts warn that demand for exotic pets is pushing some species closer to extinction.

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