. The Canadian field-naturalist. 516 The Canadian Field-Naturalist. 500 1000 1500 2000 Hour Figure 1. Ratio of times Wolves left Ellesmere Island den area each hour divided by number of times observa- tions were made for each hour, based on five Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Ottawa Field-Naturalists' Club. Ottawa, Ottawa Field-Naturalists' Club

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Keywords: ., bookauthorottawafi, bookcentury1900, bookdecade1910, bookyear1919