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A biography of Canadian biologist, educator, and conservationist Ian McTaggart-Cowan.
This much-awaited final volume of The Birds of British Columbia completes what some have called one of the most important regional ornithological works in North America. It is the culmination of more than 25 years of effort by the authors who, with the assistance of thousands of dedicated volunteers throughout the province, have created the basic reference work on the avifauna of British Columbia. Volume 4 covers the last half of the passerines and describes 102 species, including the warblers, sparrows, grosbeaks, blackbirds, and finches. The text builds upon the authoritative format of the previous volumes and is supported by hundreds of full-colour illustrations, including detailed distri...
With growing numbers of people turning to birdwatching as their favourite outdoor activity, this delightful book will be welcome. Unlike the typical guidebook, this beautifully illustrated work brings readers the birding experience-the thrill of spotting a particular bird for the first time, the wonder of witnessing the easy power of a gyrfalcon's flight, the pleasure of watching the dramatic choreography of a flock of wheeling shorebirds. Naturalist and veteran birder Bruce Whittington takes the reader through a year with birds. Each month offers descriptive information about several birds, along with interesting bits of bird lore, including the incredible story of long-range migrations, how birds fly, the plumage changes they undergo, and the life stories of early ornithologists. Read in its entirety or savoured story by story as the months on the kitchen calendar go by, this wonderful book will edify and please all who appreciate the beauty and song of our "feathered friends."
Like John Muir, David Pitt-Brooke stepped out for a walk one morning—a long walk of a thousand kilometres or more through the arid valleys of southern interior British Columbia. He went in search of beauty and lost grace in a landscape that has seen decades of development and upheaval. In Crossing Home Ground he reports back, providing a day-by-day account of his journey’s experiences, from the practical challenges—dealing with blisters, rain and dehydration—to sublime moments of discovery and reconnection with the natural world. Through the course of this journey, Pitt-Brooke’s encounters with the natural world generate starting points for reflections on larger issues: the delicat...
This volume completes the nonpasserine species and contains accounts for the diurnal birds of prey through woodpeckers.
Whitebark pine is a critical component of subalpine ecosystems in western North America, where it contributes to biodiversity and ecosystem function and in some communities is considered a keystone species. Whitebark pine is undergoing rangewide population declines attributed to the combined effects of mountain pine beetle, white pine blister rust, and fire suppression. The restoration and maintenance of whitebark pine populations require an understanding of all aspects of seed fate. In this paper, we review the literature on seed dispersal in whitebark pine. Clark's nutcracker, pine squirrels, and scatter-hoarding rodents are all known to influence whitebark pine seed fate and ultimately affect the ability of whitebark pine populations to regenerate. We also provide a general overview of the natural histories of the most influential species involved with whitebark pine seed fate: Clark's nutcracker and the pine squirrel.