""Twelve Lectures on Comparative Physiology"" is a book written by Jeffries Wyman and published in 1849. The book consists of a series of lectures that Wyman delivered before the Lowell Institute in Boston in January and February of that year. The lectures explore the field of comparative physiology, which is the study of the similarities and differences in the physiological processes of different species. Wyman covers a range of topics, including...