You rarely go wrong with the Peterson Field Guides. Amphibians seem especially threatened by climate change. We need to know and protect them. Another good book, by Donald W. Linzey and Michael J. Clifford, is Snakes of Virginia.
When you are growing up, there are two institutional places that affect you most powerfully -- the church, which belongs to God, and the public library, which belongs to you. The public library is a great equalizer.