An extinct species of rat that used to live in Southeast Asia is estimated to have weighed around 13 pounds. The largest species of rat alive as of 2014 lives in the Philippines and can weigh up to 4.4 pounds. The largest Norway rat ever caught weighed 2.4 pounds.Continue Reading
A typical common rat weighs less than 0.75 pounds.
Giant Gambian pouched rats have been found in New York City. These rats can be 3 feet long and weigh 4 pounds. The Gambian rats found in New York are probably escaped pets. Imports of giant Gambian pouched rats as pets into the United States were banned in 2003.Learn more about Rodents
There are many differences between rats and mice, such as their size, behavior and the shape of their snouts. Mice are typically between 4 to 8 inches long, including their tails, with snouts that are triangular in shape. Rats have blunt snouts and are much larger, growing to almost 16 inches long.Full Answer >
The main difference between a rat and an opossum is that the rat is a rodent, and the opossum is a marsupial. This means that the opossum has a pouch that protects its babies. Though both animals have adapted to living around and among humans, the rat has become especially adept at living in human habitations, including ships, sewers and subways.Full Answer >
Wolf rats are fictional creatures featured in the 2008 PC role-playing video game Drakensong. In the game, these creatures can be found in sewers, cellars and dungeons. Although solitary wolf rats pose little threat to an experienced warrior, players should be wary of wolf rats when they attack in larger numbers. Wolf rats are not to be confused with the game's smaller species of rats, which do not attack players.Full Answer >
The main function of a rat's lungs is to support breathing. Breathing is accomplished through respiration in which air enters the body through the nose or mouth, travels down the trachea and into the bronchi of the lungs.Full Answer >