Waconia, MINNESOTA—On Aug. 10, the Humane Society of the United States attended the Carver County Fair Tiger Encounter exhibit to witness firsthand how the animals were being treated in a show that claims to raise awareness about the plight of tigers in the wild and their rapid rate to extinction...

By some human standards, my pond is a hot mess. Underneath and around the water lilies are fallen leaves, branches and other debris of decomposing plants. Along the edges, sea oats, sedges and swamp sunflowers hug the rocks. But if humans are picky in their desire for orderliness, frogs are just as...