Stomach "mouth". The words "gastro-" and "gastric" (meaning related to the stomach) are both derived from the Greek word "gaster" (, meaning "belly"). Although the precise shape and size of the stomach varies widely among different vertebrates, the relative positions of the oesophageal and duodenal openings remain relatively constant. As a result, the organ always curves somewhat to the left before curving back to meet the pyloric sphincter. However, lampreys, hagfishes, chimaeras, lungfishes, and some teleost fish have no stomach at all, with the oesophagus opening directly into the anus. These animals all consume diets that either require little storage of
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