"He that runs may read" but he that runs may also be read and the reading of the tracks of birds and animals may lead to some very interesting observations. When speeding all animals move essentially alike so the following conclusions are based upon the method of locomotion adopted by the animal when moving slowly. This is shown in the first line of tracks under those given for each species.
Proceedings of the Iowa Academy of Science
©1919 Iowa Academy of Science, Inc.
Palmer, E. L.
"Animal Tracks, Food and Disposition: Is There Any Relation?,"
Proceedings of the Iowa Academy of Science, 26(1), 125-128.
Available at: https://scholarworks.uni.edu/pias/vol26/iss1/15