The Variation of Animals and Plants under Domestication
by Charles Darwin M.A., F.R.S., ETC.
VOLUMES ONE AND TWO
CONTENTS.
FOREWORD
PREFACE TO THE SECOND EDITION
INTRODUCTION
CHAPTER I.--DOMESTIC DOGS AND CATS.
ANCIENT VARIETIES OF THE DOG--RESEMBLANCE OF DOMESTIC DOGS IN VARIOUS
COUNTRIES TO NATIVE CANINE SPECIES--ANIMALS NOT ACQUAINTED WITH MAN AT
FIRST FEARLESS--DOGS RESEMBLING WOLVES AND JACKALS--HABIT OF BARKING
ACQUIRED AND LOST--FERAL DOGS--TAN-COLOURED EYE-SPOTS--PERIOD OF
GESTATION--OFFENSIVE ODOUR--FERTILITY OF THE RACES WHEN
CROSSED--DIFFERENCES IN THE SEVERAL RACES IN PART DUE TO DESCENT FROM
DISTINCT SPECIES--DIFFERENCES IN THE SKULL AND TEETH--DIFFERENCES IN THE
BODY, IN CONSTITUTION--FEW IMPORTANT DIFFERENCES HAVE BEEN FIXED BY
SELECTION--DIRECT ACTION OF CLIMATE--WATER-DOGS WITH PALMATED
FEET--HISTORY OF THE CHANGES WHICH CERTAIN ENGLISH RACES OF THE DOG HAVE
GRADUALLY UNDERGONE THROUGH SELECTION--EXTINCTION OF THE LESS IMPROVED
SUB-BREEDS.
CATS, CROSSED WITH SEVERAL SPECIES--DIFFERENT BREEDS FOUND ONLY IN
SEPARATED COUNTRIES--DIRECT EFFECTS OF THE CONDITIONS OF LIFE--FERAL
CATS--INDIVIDUAL VARIABILITY.
CHAPTER II.--HORSES AND ASSES.
HORSE. DIFFERENCES IN THE BREEDS--INDIVIDUAL VARIABILITY OF--DIRECT
EFFECTS OF THE CONDITIONS OF LIFE--CAN WITHSTAND MUCH COLD--BREEDS MUCH
MODIFIED BY SELECTION--COLOURS OF THE HORSE--DAPPLING--DARK STRIPES ON THE
SPINE,…