A reasonable plea for the animal creation [electronic resource] : being a reply to a late pamphlet, intituled, A dissertaion on the voluntary eating of blood, &c. In which is shewed, I. From the Nature and Reason of Things, that we have no right to destroy, much less to eat of any thing which has life. II. That if the human food at first was only the produce of the earth, and by positive command made immutable, then that law or command must be immutably eternal. By Robert Morris.