Andrew W. Boyne

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Systematic monitoring of seabird populations in Canada has been ongoing since the 1920s and the monitoring of diets and other biological indicators of ecosystem change started in the 1970s. Long-term monitoring of population parameters began in the 1980s. These studies originally were conducted mainly by the Canadian Wildlife Service, but subsequently have(More)
Because of the complexity of the interactions involved very few attempts have been made to trace the fate of ingested food in the course of its digestion and absorption along the alimentary tract of the ruminant. Elsden, Hitchcock, Marshall & Phillipson (1946) made a comparative study of the weights of the digesta and their dry-matter and volatile(More)
1. A study was made in sheep and cattle walking on a treadmill, of the alteration to the energy expenditure that was caused by voluntarily exerted tension in the tether between animal and treadmill. 2. An additional experiment was carried out to investigate in human subjects walking on a treadmill, the alteration to the energy expenditure as a result of(More)