Digestive System of Toad (With Diagram) | Zoology

In this article we will discuss about the digestive structure of toad. The digestive system consists of alimen­tary canal and its associated digestive glands. The alimentary canal is a long tube which starts from the mouth and ends in the cloaca. The alimentary canal is made up of four layers. The outermost layer is thin and called serous coat. Next [...]