. Familiar life in field and forest; the animals, birds, frogs, and salamanders. Zoology. THE OTTER. LUTRA CANADENSIS OR LUTRA HUDSONICA. " The animal apparently enjoys a regular sort of toboggan slide.". 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 work.. Mathews, F. Schuyler (Ferdinand Schuyler), 1854-1938; Underwood, William Lyman, 1864-1929, phot. New York, D. Appleton and Company