"The evolution of the eye spans 3.75 billion years from single cell organisms with eyespots to Metazoa with superb camera style eyes. At least ten different ocular models have evolved independently into myriad optical and physiological masterpieces. The story of the eye reveals evolution's greatest triumph and sweetest gift. This book describes its journey"--Provided by publisher.

Learn the Tricks of the Trade for Drawing Irresistibly Cute Manga-Style Animals and Chibis! The world of manga is filled with strange creatures and adorable sidekicks. Just about every manga hero and heroine has an animal mascot, and all the most popular ones have a cute "chibi" form. This book teaches aspiring manga artists how to create the funny critters that populate girls' manga and the more gritty, gothic creatures found in boys' manga. It starts with the basics of creating manga-style characters—everything from drawing heads and faces to eyes and expressions, to creating incredibly cute chibis. Part two features a valuable reference section on the mythological and real animals that have shaped Japanese artwork and stories. The final section has step-by-step demonstrations on using computer programs such as Photoshop and Corel Painter to create manga art and comics. So whether you're just starting out and want to draw a cute, simple mascot, or would like to try something more complex like an Asian dragon, or are ready to create your own otherworldly adventure, this book has something for you no matter what your skill level.

The go-to guide to learn how to draw manga, Manga Sketchbook provides tons of tips and details the building blocks to drawing both male and female manga characters. Including in-depth character profiles and graph paper practice pages both with and without helpful guides, children will spend hours sketching and perfecting dozens of drawings!

Recent discoveries in molecular biology have shown that genes governing life processes in widely different organisms from yeast to humans are essentially alike. That is the underlying theme of this book as it looks for meaning in the natural world while exploring complex questions in molecular genetics. Ackerman, a former staff writer for National Geographic and a nature author (Notes from the Shore), weaves her own personal experiences into this popular account of the natural history of heredity. (When she is pregnant with her first child, Ackerman worries that the baby will inherit the gene that caused the retardation of her younger sister.) Topics range from development and sex determination to biological clocks and cell death, and more.