The book has sections like viruses, simple cells, symbiosis, sea life, etc. Covers the whole spectrum of life on earth. The first 50 species are examples of those species that made the world the way it is before humans became a powerful force. The last 50 species are those that have been modified by humans, for example, grasses like rice, wheat, maize. Also, covers some animals that humans have modified, for example, horses, cows, pigs, chickens, dogs, cats.
Purchased new at Barnes and Noble, 30$, 2017-6-22.
