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
How Munched Is That Birdie in the Window? Santa's Little Helper, and Homer and Bart's attempt to retrieve Raymond from Helper's mouth backfires when the little bird falls back into the dog's mouth and slips into his stomach twice, (the first time where Bart tries to get the bird out) where he's instantly digested. After a symbolic funeral, Bart (who even cries) has a hard time coping with the loss and becomes so mad at Santa's Little Helper that he starts to act coldly towards him, leaving Homer and Marge worried as they are aware that Bart has trouble forgiving people even for the smallest offense (evident by