This complete encyclopedia contains the LATEST scientific classification of the animal kingdom! The most fascinating and useful facts about the inhabitants of different parts of the world, the peculiarities of behavior and physiology of different mammals, entertaining and detailed characteristics of different families and their habitats, the secrets of the closest human relatives — and all this in one book. The information in the encyclopedia is presented in an exciting and diverse way, accompanied by a large amount of illustrative material, therefore it will attract the interest of both any teenager and an adult. The author and illustrator of the book is Julia Shkolnik, who has created many popular children's encyclopedias.The publication is recommended to schoolchildren as a reference guide in addition to the school curriculum. The convenient, compact format of the book will allow you to take it with you to school, for a walk and on any excursion!And this encyclopedia will be a wonderful gift for any occasion!