"Why Elephants Cry is a fascinating frolic through the evidence surrounding the use of unusual behavior of animals to measure and predict the environment. The role of animals, from the smallest ant to the biggest elephant, as predictors of environmental changes is framed around the climate crisis, renowned Biologist John Hancock collecting anecdotal stories and myths along with scientific evidence to demonstrate that observation of animals can be of tangible use. He looks at the measurement of air temperature using ants, crickets and snakes, and how a wide range of animals can predict the weather or the imminent eruption of volcanoes and earthquakes"--