House Mouse

House Mouse

Mus musculus


Body length 75 mm; tail length 80 mm; weight 15 g. Usually olive-brown; strong musky-mouldy scent. Small notch on inner side of both large upper incisors.

Habitat and Range:

Everywhere — from swamps to refrigerators and from wallum country to food warmers. Common. Australia-wide. Immigrant from Central Asia. Also North America, Africa, NZ, Pacific islands, West Indies and Mauritius.


Nocturnal. Capable of breeding in temperatures from below freezing to 40° C. This is the ‘field mouse’ sometimes said to be encountered in Brisbane. Similar to Common Planigale and Feathertail Glider.


Reproduces and expands its range regardless of all threats and in spite of predation at all levels.


Musty smell; screeches while fighting; droppings usually pointed (5 mm long by 2 mm wide) and produced in enormous numbers.

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