This calf was fed a controlled diet of milk and then hay . While this rumen is as large as rumen number 1105, above, size is deceptive. To better understand what we mean, look at the stunted papilli development in the next image. This shot shows almost no papilli development. The light color and lack of papilli mean that this calf has been improperly fed.
Less tissue means less development, which means the rumen is likely to be inefficient later in life.
Take a look at the interior of rumen 1105, above, if you'd like to see the amazing difference this papilli development and healthy papilli development. The calf was fed a controlled, diet of milk and then grain . This is a healthy, developing rumen. This shot shows the excellent papilli development and healthy dark coloration associated with proper feeding of calves from birth to eight weeks of age. Go to the second page of calf rumen images.