The new Wonders of Wildlife museum houses live mammals, fish and birds as well as traditional museum displays. The 92,000-square-foot facility is located next to Bass Pro Shops in Springfield.
  Is the anatomical space behind (retro) the abdominal cavity.Structures that lie behind the peritoneum are termed retroperitoneal.   Kidneys, Bladder, Pancreas, Vena C â¦ ava, Aorta, parts of the Duodenum, portions of the Colon, Reproductive organs.
intraperitoneal Within the cavity of the peritoneum. mesentery The membrane that attaches the intestines to the wall of the abdomen and maintains their position in the abdominal cavity to supply them with blood vessels, nerves, and lymphatics. retroperitoneal Located outside of the peritoneum.