They can be white, brown or grey.
grey
because htey are like cats
Yes, rats can have spots. Various breeds of pet rats, such as the Dumbo or Hooded rat, may display spotted fur patterns due to genetics. These spots can vary in color and size, contributing to the unique appearance of individual rats. Wild rats also exhibit variations in fur patterns, although they are typically more uniform in color.
Rats have poor eyesight, if they were people they would probably be classified as blind. Red eyed rats have even worse eyesight, and sometimes sway their head to help them focus.
white, like people when they get old... they turn white
He is a white mouse
Yes, in part. But also, rats are darker in both hair color and eye color, which makes them appear dirty. Rats have also been known to attack when cornered, and spread more diseases (like bubonic plague) than mice.
Black hence why it is commonly refereed to as the black death
Rabbits are colourblind and do not see the same colours that we do. Rats can see blues and greens but not red at all. Black eyed rats can see one third of the humans can while red eyed rats can see only one thrid of what a black eyes rat sees.
In "Mrs. Frisby and the Rats of NIMH," Dragon, the cat, is described as having a grayish color. He is portrayed as a large and menacing presence in the story, often causing trouble for Mrs. Frisby and her family. His gray fur makes him blend into the shadows, enhancing his stealthy and intimidating character.
Lizards. Some can even change their color to match whatever they are standing on.
No, rats are vertebrates. Rats have backbones.