A group of rattlesnake researchers from California Polytechnic State University (Cal Poly) have installed a camera system called the RattleCam at a “mega-den” of rattlesnakes in Colorado.

Pets are even more likely to suffer a bite, and to be killed by it. Of all US snake species, rattlesnakes are among the most dangerous. In a study of snakebites affecting 11,138 patients ...