Their heads have a blunt muzzle with long whiskers, medium sized ears. When their skin is stretched, such as after a meal, a spotted pattern may be visible. Following is information on what rats look like, how you know if you have rats in your home, and details on why they are a problem. They are also known as brown rats, sewer rats, gray rats, wharf rats, common rats, street rats, water rats, house rats, Hanover rats, brown Norway rats, Norwegian rats and hood rats. The white-bellied rat (Niviventer niviventer) is a species of rodent in the family Muridae. What wild rat has a white belly and round ears? Asked in Fish Why do some fish have white bellies? Roof rats are sleek, slender, agile, and have large ears. References This Niviventer article is … Wiki User August 10, 2010 2:00PM. We recently had a pack rat get into the house's heating ducts, and I am scared that what was caught might be a pack rat baby and not a mouse. Mice are more brown to begin with, and have darker bellies. The pupils of their eyes are round, just like humans. It can be found throughout the Chesapeake Bay watershed, from the mountains to the shoreline. One popular domesticated rat is the pink-eyed white rat, which has been commonly bred since the 19th century. Do mice have white bellies? Both rat species can invade homes and cause problems with their gnawing, feeding, dropping of feces, and ability to carry disease. Brown Rats have short scaly tails, shorter than body (body 18-25 cm long, and their tails 15-21 cm long) ; they have one pair of distinctive chisel shaped incisors with hard yellow enamel on front surfaces. She has a bandage to protect the belly button and if the bandage is not wrapped well the belly button will protrudge. Since those children you I saw must have been delivered in the house and their mother or the local people did not know they have to tie a bandage round the tummy of the baby. Care of Mice and Rats. Brown and black are the two most common colors for wild rats. Sounds like a deer mouse. A so-called “bad rex” may simply look messy all the time, but you can tell by curly or straight whiskers whether they are truly a rex rat. It has a white chin and many animals have white bellies. They lack pits on their heads, and they have a small cap of scales with shiny appearance above the eyes (on top of the head). Roof rats are typically 13"-18" long, including the tail, which is longer than the rest of its body - it is this long tail that most readily distinguishes the Roof Rat from the Norway Rat, our other commonly found rat. A mature mouse can be distinguished from a young rat by its larger ears and longer tail compared to its body length than the rat. It's black with scaley rings on a rat, and tan and more smooth on a mouse. Wiki User April 11, 2010 6:36AM. For example, individuals with lots of depigmented, white fur -- paint horses, white cats, depigmented pointers -- are sometimes found to be nervous. Binomial name: Niviventer fulvescens, John Edward Gray, 1847 The chestnut white-bellied rat (Niviventer fulvescens) is a species of rodent in the family Muridae. Females tend to lose most of their curl as they grow older, but males tend to keep more of it. So, my cat finally caught and killed a mouse, or did he? Most brown rats have light brown or white fur on their underbellies. Spots might be white, yellow, red or orange. It is found in India, Nepal, and Pakistan. Related Questions. Mice and Rats. Next is the tail. It is found in Bangladesh, Cambodia, China, India, Indonesia, Laos, Malaysia, Nepal, Pakistan, Thailand, and Vietnam. Coat color, temperament, and domestication For centuries, conventional wisdom says that an animal's coat color and its temperament may go together.