Thousands of years ago, survival was a shared agreement between humans and animals. We offered shelter, food, and protection. In return, animals offered strength, companionship, labor, or food.

Discover how extreme animal sizes, from the massive blue whale to the tiny shrew, shape their survival strategies.

Humans have climbed to the top of the food chain by skillfully hunting, trapping, and fishing for other animals at scales that far exceed other predators, altering how the animals behave and earning ...