Brown rats are all-devouring however like starch and protein-rich foods, like cereals. Their diet includes meat, fish, vegetables, weeds, earthworms, crustaceans, bats and fruit. they generally cache food to come to later.
in smart conditions this species will breed regularly through the year. they’ll breed from the age of twelve weeks, which ends in fast increase of young, healthy rats. they’ll have litters of eight and breed up to six times during a year.
Despite unhealthy press, Rats are terribly clean mammals; although they sleep in terribly dirty surroundings they’ll pay 1 / 4 of their lifetime cleansing themselves.