Name Identification Habitat and Breeding
House Mouse The house mouse has a shorter tail than other mice, it is very variable in colour being grey, brown or almost black and normally the species has a grey belly. Weight 15g (0.5 ounces); Length 6cm-9cm head and body, 10cm's tail; Ears large; eyes small; snout pointed. It has a wide range of habitants all buildings, coalmines, to tower blocks, food factories, shops, to abattoirs. Gestation 21 days; Weaning three to four weeks; Sexual maturity nine to ten weeks; Litter size four to 16; Litters per year seven to eight; Lives nine to 12 months. A mouse weighs 1g at birth and is the size of a baked bean.