I once adopted a chicken named Gloria who had outwitted a neighborhood of angry gardeners (chickens love scratching up plants) and animal control officers for almost a year. After joining my backyard flock, she lived in relative luxury for the rest of her days, enjoying a chicken-size swing set...

Contents How many animals are used in experiments each year? Which animals are used in experiments? What kinds of experiments are animals used in? What kinds of institutions use animals in experiments? Where do laboratories get the animals they use in experiments? What is life like for animals in...