Stomach the first three chambers of which are all lined with oesophageal mucosa. In birds and crocodilians, the stomach is divided into two regions. Anteriorly is a narrow tubular region, the proventriculus, lined by fundic glands, and connecting the true stomach to the crop. Beyond lies the powerful muscular gizzard, lined by pyloric glands, and, in some species, containing stones that the animal swallows to help grind up food. In insects there is also a crop. The insect stomach is called the midgut. Information about the stomach in echinoderms or molluscs can be found under the respective articles. Stomach The stomach
What the Duck name of each strip is picked by the author from those suggested by the readers in the comment section of the comic. The author approves of and even encourages people spreading the strips on the web. The comic strips have also been published in two books, "What the Duck, Rule of Nerds" and "What the Duck: A W.T. Duck Collection". "What the Duck" merchandise is available through the official website. What the Duck What the Duck is a comic strip by Aaron Johnson that was produced from 2006 to 2016. It started as a webcomic, with the first strip posted