Download or read book The Variation of Animals and Plants Under Domestication Part 2 Volume 2 written by Charles Darwin and published by Createspace Independent Publishing Platform. This book was released on 2018-09-05 with total page 678 pages. Available in PDF, EPUB and Kindle. Book excerpt: The Variation of Animals and Plants under Domestication Part 2 Volume 2 By Charles Darwin ON THE GOOD DERIVED FROM SLIGHT CHANGES IN THE CONDITIONS OF LIFE--STERILITY FROM CHANGED CONDITIONS, IN ANIMALS, IN THEIR NATIVE COUNTRY AND IN MENAGERIES--MAMMALS, BIRDS, AND INSECTs--LOSS OF SECONDARY SEXUAL CHARACTERS AND OF INSTINCTS--CAUSES OF STERILITY--STERILITY OF DOMESTICATED ANIMALS FROM CHANGED CONDITIONS--SEXUAL INCOMPATIBILITY OF INDIVIDUAL ANIMALS