Wente, W. H., & Phillips, J. B. (2003). Fixed Green and Brown Color Morphs and a Novel Color-Changing Morph of the Pacific Tree Frog Hyla regilla. The American Naturalist, 162(4), 461–473. https://doi.org/10.1086/378253
This article is academic material because it contains a “Literature cited” that lists all of the sources they used. This academic material is peer-reviewed because it has been reviewed by more than one referee. There is an acknowledgment section in this paper that names many individuals for providing improvement through comments. There are also submitted, accepted, and published dates provided. Another indicator of it being academic is that this study was funded by the Indiana University Center for the integrative study of animal behavior in the biology department. Lastly, this article provides a methods and results section, which indicates that this is academic, peer-reviewed research material.