Further study has revealed additional resemblance in morphological and behavioral details.
"A Review of the Middle American Tree Frogs of the Genus Ptychohyla"
William E. Duellman
Williams, Ray G. Williams, Whiting Williamson, Alexander J. Willkie, Philip, Son of Wendell Willkie Wilson, Alfred M., Vice President, Director, Minneapolis-Honeywell Regulator Company Wilson, Dr. Logan, President, University of Texas; Director, Center of Advanced Study in behavioral Sciences; Former member, Fund for the Republic Wilson, Dr. O. Meredith, President, University of Minnesota Wise, Watson W., Owner, W. W. Wise Drilling, Inc.
"The Invisible Government"
Dan Smoot
The nursing act itself is a behavioral expression of the nurse's state of being, for example, concerned, fatigued, hurried, confident, hopeless.
"Humanistic-Nursing"
Paterson, Josephine G.