. Bulletin. Natural history; Natural history. 42 ILLINOIS NATURAL HISTORY SURVEY BULLETIN V'ol. 21, Art. 2. Fig. 5.—Responses of trained bass Nos. 6-17 to variously colored pipettes. The pipettes are the same as in Table 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 Illinois. Natural History Survey Division. Urbana, State of Illinois, Dept. of Registration and Education, Natural History Survey Division

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Keywords: ., booka, bookcentury1900, bookdecade1910, booksubjectnaturalhistory