Rodent Identification
Guide
Norway Rat Rattus norvegicus
APPEARANCE
Brown, heavy-bodied, six to eight inches long; small eyes
and ears, blunt nose; tail is shorter than head and
body; fur
is shaggy; droppings are capsule-shaped.
HABITS Nest in underground burrows, from which they enter
buildings in search of food; tend to remain in
hiding during the
day.
DIET
Omnivorous, but prefer meats; cannot survive long
without water.
REPRODUCTION
Reaches sexual maturity in two months; can
breed any month of the year; litter may
number from
eight to
twelve; females
can have four to seven litters per year;
adults live as long as one year.
OTHER INFORMATION
Most common rat in Australia.; limited
agility, but excellent swimmer; carrier
of many serious
diseases.
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