We have all heard talk of the intelligence of dolphins, elephants or great apes, or even, in different ways, ants & bees. But what is this intelligence all about? How do we know which animals are smart, & how do they use this superior intelligence? Written by one of the world`s authorities in this field, this riveting book cover the themes of tool use, language, communication, imitation & social learning, numerical abilities, social cognition, emotion, self-recognition & awareness, drawing together the most recent & remarkable global research relating to almost every ”smart” species. Fully illustrated, & including step-by-step illustrations to show experiments & observations both in the field & in captivity, Covering the core themes of, this book delivers cutting-edge scientific research about a topic fascinating to anyone interested in the natural world.