Produced by Jana Srna and the Online Distributed Proofreading Team at http://www.pgdp.net (This file was produced from images generously made available by Biodiversity Heritage Library.) [ Transcriber's Notes: Every effort has been made to replicate this text as faithfully as possible, including inconsistencies in spelling and hyphenation. Some corrections of spelling and punctuation have been made. They are listed at the end of the text. Italic text has been marked with _underscores_. ] ANTARCTIC PENGUINS THE HEART OF THE ANTARCTIC. Being a Story of the British Antarctic Expedition, 1907-1909. By Sir E. H. SHACKLETON, C.V.O. With Introduction by HUGH ROBERT MILL, D.S.O. An Account of the First Journey to the South Magnetic Pole by Professor T. W. EDGWORTH DAVID, F.R.S. 2 vols., crown 4to. Illustrated with Maps and Portraits. 36s net. Edition de Luxe, with Autographs, Special Contributions, Etched Plates, and Pastel Portraits. £10 10s net. New and Revised Edition. With Coloured Illustrations and Black and White. Crown 8vo, 6s net. SHACKLETON IN THE ANTARCTIC. (HERO READERS.) Crown 8vo, 1s 6d. LOST IN THE ARCTIC. Being the Story of the "Alabama" Expedition. By Captain Ejnar Mickelson. Crown 4to. Illustrations and Maps. 18s net. IN NORTHERN MISTS. Arctic Exploration in Early Times. By FRIDTJOF NANSEN. With numerous Illustrations and Coloured Frontispieces. 2 vols., cr. 4to, 30s net. LONDON: WILLIAM HEINEMANN [Illustration: "OCCASIONALLY AN UNACCOUNTABLE 'BROODINESS' SEEMED TO TAKE POSSESSION OF THE PENGUINS" (Page 108) Frontispiece] ANTARCTIC PENGUINS A STUDY OF THEIR SOCIAL HABITS BY DR. G. MURRAY LEVICK, R.N. ZOOLOGIST TO THE BRITISH ANTARCTIC EXPEDITION [1910-1913] LONDON WILLIAM HEINEMANN First Published March 1914 Second Impression May 1914 LONDON: WILLIAM HEINEMANN 1914 CONTENTS PAGE INTRODUCTION 1 PART I THE FASTING PERIOD 17 PART II DOMESTIC LIFE OF THE ADÉLIE PENGUIN 51 APPENDIX 119 PART III McCORMICK'S SKUA GULL 125 A SHORT NOTE ON EMPEROR PENGUINS 134 LIST OF ILLUSTRATIONS "Occasionally an unaccountable 'broodiness' seemed to take possession of the penguins" Frontispiece To face p. An angry Adélie 2 Dozing 4 Waking up, stretching, and yawning 4 Pack-ice 8 Heavy seas in the autumn 8 "throw up masses of ice" 10