When the Wolves Returned: Restoring Nature's Balance in Yellowstone

Stunning photographs combine with a clear text to show how early use of Yellowstone, changed it completely. The elimination of a predator altered wildlife and vegetation and had other unforeseen consequences until the process started to be reversed in the 20th century. “Returning the wolf is helping to make Yellowstone whole again.”

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Because dogs can actually “see” with their sense of smell, they have been trained to work in various fields to help humans. A crisp text accompanied by color photographs shows dogs working in different ways: from the military and police duties to locating invasive plants to pointing to particular medical issues. Additional resources are included at the end.