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Discover why animals do what they do, based on their genes, physiologies, cultures, traditions, survival and mating advantages, and evolutionary histories—and find out how studying behavior in the animal world helps us understand human behavior. • Provides readers with personal narratives from the researchers themselves, enabling rare insights into how

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Presents a study on the evolution of sexual selection in birds as addressed through a research program by an ornithologist. This book also gives a portrait of the challenges and constraints of experimental design facing any field investigator working with animal behaviour.

Two models for the origin of the Solar System, the Nebula Theory and the Capture Theory, are discussed by protagonists, Simon and Steven respectively, in the presence of Solomon, who oversees the discussions. Modelled on Galileo's Dialogue Concerning the Two Chief World Systems, this book provides new insight into different