Should bison be reintroduced to as many areas of the Great Plains as possible, perhaps replacing cattle? Denver Zoo keeper and researcher Bryon Shipley is working with other researchers and volunteers seeking answers to how bison affect biodiversity of the Southern Great Plains in Colorado.
Do Snakes Belong Everywhere?
Snakes have a purpose in the world, consuming rodents, bugs, and even other snakes that bother us, as well as serving as food for other wildlife. But should snakes exist everywhere? A nine-year-old e-mailed us wondering why snakes can’t be introduced to New Zealand.