Three species of sucking lice can be found on cattle in Missouri. The longnosed cattle louse is generally a pest of young cattle and is about 1/10 inch long. The shortnosed cattle louse is about 1/16 inch long and is more often a pest of older cattle. The little blue louse is about 1/16 inch long.
A common length of the esophagus of a giraffe is about 40 inches. That compares to about 8 to 10 inches in a human being.
The digestive system can vary in length somewhat from person to person, but can be from about 25 to 28 feet long in most people, with some being as long as about 30 feet. The esophagus is about 9 to 10 inches in length, the small intestine is about 23 feet long, and the large intestine is about 5 feet long, on average. How Long It Takes for Food to Digest The time it takes for food to digest can vary a bit from person to person and between males and females.