7 Days (1 week). Rats, 2-3 years avg, not uncommon to live to 5 or higher if well taken care of. The tail will also be thicker and slightly longer. The lifespan of a mouse does NOT average 5 years. Cautious rats : Rats are very careful and will choose to avoid new things in their path until they have had time to get used to them being there. Each day more pigment shows through. Perhaps others can help me on this, I did hear that mice and rats will not live in the same area, the rats win. The babies are already showing pigment. at 12:56 PM on March 31, 2015 ; Tails: Mice have large, floppy ears and long, thin, hairy tails.

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.
Mouse vs. Rat Behavior One of the most important differences in behavior between mice and rats is that mice are curious and rats are cautious. These words are common names for rodents that look alike to the casual eye. 6 Days. 4 Days. if you don't have the heart to kill it just drop it off outside and it'll take care of itself. 8 Days. Rat is used to describe medium-sized rodents with long thin tails. i know that it's terrible of me, but rats are filthy creatures. — 70. . Size: House mice measure 12 to 20 cm in length, including the tail, and weigh 12 to 30 grams. A baby rat will have a large (longer) head and slightly blunt nose in proportion to the rest of the body, as well as the leg portions below the "elbows" will be noticeably larger and "thicker" than corresponding in a mouse. Rat, the base of the tail is too thick for a mouse. ; Color: They may be white, brown or grey in color. baby rat, just look at that tail. .120. Record for oldest living rat was 7 yrs. They are starting to get some peach fuzz hair. The easiest distinguishing feature is the small size of the house mouse at 3-10 cm long. Comments: Mouse vs Rat. 5 Days. So, if … Mouse Vs. Rat - How to Tell The Difference 01.10.2006 - Rats and mice are similar in appearance. Side by side the mouse … These are all Russian Blue. ; Head: Their snouts are triangular and feature long whiskers. Mouse vs Rat Differences Between Rats and Mice Mice. 2 Days. 3 Days. What do the terms rat and mouse mean?. It's more like 1 year. Go to more photos of 1-day-old rat babies.

The babies are showing more color pigment and have clearly grown in size and weight. Anonymous comments (2) May 19, 2012, 5:50am. In fact, people often confuse juvenile rats for mice, and the two do look extremely similar. posted by nephilim. Rat and mouse are actually not scientific classifications. However, a mouse can be confused with a young rat.