Appearance The brown rat is up to 40 cm in length, with a tail shorter than the head and body. It grows up to between 350–500g in weight. It has a blunt nose, small ears and a thicker body when compared to the Black Rat (Rattus rattus). Lifecycle Rats have 7–8 young per litter, and […]

Appearance The black rat is between 16–24cm in length, with a tail longer than the head and body. It grows to between 150–200g in weight. They have a pointed nose, large ears and a slender body. Lifecycle Black rats produce 5–10 young per litter, and have between 3–6 litters a year. The gestation period is […]