Natural History
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Speciation in the Brazilian Spiny RatsSpeciation in the Brazilian Spiny RatsThe spiny-rats included in the genus Proechimys are common in almost every forest of South America above the Tropic of Capricorn, and in Central America northward to approximately 12 N, in Nicaragua. In size and proportions they are similar...
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Natural History of the Racer Coluber constrictorNatural History of the Racer Coluber constrictorThroughout much of the United States the racer is abundant and is one of the snakes best known to man. Its active diurnal habits and its preference for a habitat in meadows, pastures, and hayfields rather than in...
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Mimicry in ButterfliesMimicry in ButterfliesNot infrequently I have been asked by friends of different callings in life to recommend them some book on mimicry which shall be reasonably short, well illustrated without being very costly, and not too hard to understand. I have always been obliged...
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In the Open: Intimate Studies and Appreciations of NatureIn the Open: Intimate Studies and Appreciations of NatureThere is an estate on which we pay no tax and which is not susceptible of improvement. It is of indefinite extent and is to be reached by taking the road to the nearest woods and...
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Excursions, and PoemsExcursions, and Poems - The Writings of Henry David Thoreau, Volume 05 (of 20)The "Excursions" of the present volume follow the arrangement of the volume bearing that title in the Riverside Edition, which differed somewhat as to contents from the "Excursions" collected by Thoreau's...
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The Avifauna of Micronesia, Its Origin, Evolution, and DistributionThe Avifauna of Micronesia, Its Origin, Evolution, and DistributionBirds in Micronesia comprise the most outstanding animal life of the islands, as far as vertebrates are concerned. No fewer than 206 kinds, belonging to 37 families and 91 genera have been found there. Although this...
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The Face of the FieldsThe Face of the Fields THERE was a swish of wings, a flash of gray, a cry of pain, a squawking, cowering, scattering flock of hens, a weakly fluttering pullet, and yonder, swinging upward into the October sky, a marsh hawk, buoyant and gleaming...
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Watched by Wild AnimalsWatched by Wild AnimalsIn the wilds, moving or standing, I was the observed of all observers. Although the animals did not know I was coming, generally they were watching for me and observed me without showing themselves. As I sat on a log watching...
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The Fall of the YearThe Fall of the YearThere are three serious charges brought against nature books of the present time, namely, that they are either so dull as to be unreadable, or so fanciful as to be misleading, or so insincere as to be positively harmful. There...
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WinterWinterAs in The Fall of the Year, so here in Winter, the second volume of this series, I have tried by story and sketch and suggestion to catch the spirit of the season. In this volume it is the large, free, strong, fierce, wild...
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SummerSummerIn this fourth and last volume of these outdoor books I have taken you into the summer fields and, shall I hope? left you there. After all, what better thing could I do? And as I leave you there, let me say one last...
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The Spring of the YearThe Spring of the YearIt has been my aim in the thirty-nine chapters of the three books in this series to carry my readers through the weeks of all the school year, not however as with a calendar, for that would be more or...
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The Spell of the RockiesThe Spell of the RockiesAlthough I have been alone by a camp-fire in every State and Territory in the Union, with the exception of Rhode Island, the matter in this book is drawn almost entirely from my experiences in the Rocky Mountain region. Some...
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The Rocky Mountain WonderlandThe Rocky Mountain WonderlandColorado has one thousand peaks that rise more than two miles into the sky. About one hundred and fifty of these reach up beyond thirteen thousand feet in altitude. There are more than twice as many peaks of fourteen thousand feet...
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The MicroscopeThe Microscope MICROSCOPE, the name of an instrument for enabling the eye to see distinctly objects which are placed at a very short distance from it, or to see magnified images of small objects, and therefore to see smaller objects than would otherwise be...
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Variation in the Muscles and Nerves of the Leg in Two Genera of Grouse (Tympanuchus and Pedioecetes)Variation in the Muscles and Nerves of the Leg in Two Genera of Grouse (Tympanuchus and Pedioecetes)The purposes of this study were: (1) to obtain information on individual variation in the anatomy of the muscles and nerves of the leg of Tympanuchus cupido pinnatus...
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Unexplored SpainUnexplored SpainTHE undertaking of a sequel to Wild Spain, we are warned, is dangerous. The implication gratifies, but the forecast alarms not. Admittedly, in the first instance, we occupied a virgin field, and naturally the almost boyish enthusiasm that characterised the earlier bookand probably...
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New Subspecies of the Rodent Baiomys from Central AmericaNew Subspecies of the Rodent Baiomys from Central America - University of Kansas Publications, Museum of Natural HistoryThe southern pygmy mouse, Baiomys musculus, is known as far north as the Mexican states of Jalisco, Michoacn, south of the Mesa Central, east to central Veracruz...
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Pastoral Days or, Memories of a New England YearPastoral Days; or, Memories of a New England Year TO ONE WHOSE CLOSE COMPANIONSHIP HAS WROUGHT THAT HARMONY AND PEACE OF MIND FROM WHICH THIS BOOK HAS SPRUNG, AND TO WHOM ITS EVERY PAGE RECALLS A REMINISCENCE OF THE PAST IDENTIFIED WITH MEMORIES OF...
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Everyday AdventuresEveryday AdventuresOf the chapters of this book, three have appeared as separate articles in The Atlantic Monthly, three in The Yale Review, two in The Youths Companion, and the others, in whole or in part, in St. Nicholas, Good Housekeeping, and The Christian Endeavor...
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