Males are 187–325 mm (7.4–12.8 in) in length. Females are 170–270 mm (6.7–10.6 in) in length. The tail is 75–120 mm (3.0–4.7 in) in males. The tail is 65–106 mm (2.6–4.2 in) in females. Males weigh 258 grams (9.1 oz). Females weigh less than 180 grams (6.3 oz).