Original Title: The Congenital Sexual Behavior Of The Young Male Albino Rat Classic Reprint Excerpt from The Congenital Sexual Behavior of the Young Male Albino Rat The field of congenital sexual activity offers a favorable oppor tunity for an intensive and comprehensive study of a type of behavior both typical and universal. It is a type Which may be satisfactorily studied in the'ordinary laboratory animals; and it should yield data of both theoretical and practical importance for many general phases of congenital activity. Ou this account congenital sexual behavior was subjected to experimental study in this investigation. The study is concerned primarily With the copulatory act of the young male albino ra't. On the Whole the rat is a very satisfactory animal for observa tion in a study of sexual behavior. It thrives well in confine ment, becomes sexually mature in a relatively short time (sixty to ninety days), and displays its sexual behavior, under appro priate stimulation, throughout the entire year. The copulatory act of the animal is one that may be studied from many aspects. Its appearance in post - natal life is late enough to make possible a genetic study of its development; and it persists throughout a span of the rat's life sufficiently long to enable one to observe the alterations With age, experience, and modified conditions of the general metabolism. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.