Snakebite affects millions of people each year. A new research project explores the conditions under which the jararaca pit viper of South America is most likely to lash out–and how this informs ...

The island of Queimada Grande, off the coast of southeastern Brazil, is the kingdom of a snake called Bothrops insularis. Pit vipers related to rattlesnakes but much more poisonous, they swarm in the ...