""Comparative Psychology: Or The Growth And Grades Of Intelligence"" is a book written by John Bascom and published in 1878. The book explores the concept of intelligence and its development across different species, including humans, animals, and plants. Bascom examines the various theories and methodologies used in comparative psychology, and provides insights into the ways in which intelligence is measured and evaluated. He also discusses the evolution of intelligence and how it has been influenced by environmental factors, such as social and cultural conditions. The book is a valuable resource for students and scholars of psychology, biology, and philosophy, and provides a comprehensive overview of the field of comparative psychology during the late 19th century.This scarce antiquarian book is a facsimile reprint of the old original and may contain some imperfections such as library marks and notations. Because we believe this work is culturally important, we have made it available as part of our commitment for protecting, preserving, and promoting the world's literature in affordable, high quality, modern editions, that are true to their original work.