Animals are a great source of fascination - whether to a child captivated by their shape, colour and sounds, or to an adult captivated by a wildlife documentary. This fantastic collection of trivia is filled with over 600 facts, including tit-bits like: a chameleon's tongue is twice as long as its body, whale songs always rhyme and a rat can last longer underwater than a camel. Adults and children alike will enjoy this collection of amazing facts about animals from pets to elephants.