Utah State University Mar 28 2025 Morphology is the study of the form and structure of organisms, including their physical characteristics such as shape, size and arrangement of parts. Morphology is key to taxonomy, the science of classifying organisms, as scientists use morphology to identify and study species, as well as to explore evolutionary processes. Identifying species is challenging - even with large animals and plants, says Utah State University ecologist Norah Saarman. "Trying to