Konrad Lorenz (1903-1989) was a boy who loved animals. He grew up to be a man who studied animals and received a Nobel prize for his work. This book centers on the ground-breaking discoveries he made while observing and interacting with geese. His affection for his subjects and his fascination with their behavior illuminate the process by which a boy who had a house full of pets became a revered, award-winning scientist. Clear, carefully researched text is accompanied by warm, impressionistic paintings in this engaging picture book biography, which will have special appeal for young animal lovers and science enthusiasts. Author's note, bibliography.