"National Geographic Encyclopedia of Animals" is a copyrighted popular science series on natural animals, with a total of 20 volumes, namely "The Wonderful World of Animals", 5 volumes of "Mammals", 5 volumes of "Birds", 4 volumes of "Fish", 2 volumes of "Reptiles", 2 volumes of "Amphibians", and "Invertebrates".
The volumes are independent of each other, but also unified. With authoritative species classification, more than 4 million words, and more than 3,000 high-definition pictures, such huge content is only used to introduce one world - the animal kingdom, which is rich in nearly 2 million species of life wonders. This book shows us these extremely diverse life organizations on the earth, leads us into this huge and complex world, and appreciates its mysteries. This is a scientifically rigorous animal encyclopedia, which is spiritual food for teenagers to increase their knowledge of natural sciences.