Many reptile enthusiasts would like to add a pet snake to their family, but because they are put off by the notion of feeding their new pet rodents or other vertebrates, they choose not to do so. Fortunately, there are a few snakes - including both rough and smooth green snakes - who can be raised solely on insects and other invertebrates. But while green snakes can make rewarding pets, you'll have to learn as much as you can about their biology,...