Rodents
Norway Rat
A large, heavy-bodied burrowing rat that lives close to food and water — often around garbage areas, basements and commercial properties.
Quick facts
- Size
- 18–25 cm body, plus tail
- Colour
- Brownish-grey with a lighter belly
- Active season
- Year-round
- Where found
- Basements, garbage areas, sewers, burrows along foundations
How to Identify
- Large and stocky with a blunt snout and small ears
- Scaly tail, shorter than its head and body
- Coarse brown or grey fur
Signs to Look For
- Capsule-shaped droppings about 2 cm long
- Burrow holes along foundations, sheds and garden beds
- Greasy rub marks along walls and travel routes
- Gnawed holes in wood and plastic
Why It Matters
- Can spread disease such as leptospirosis and salmonella through urine and droppings
- Burrows can undermine foundations, slabs and walkways
- Chew wiring, pipes and stored goods
Prevention Tips
- Use sealed garbage bins and keep dumpster areas clean
- Seal gaps around foundations and utility entries
- Remove outdoor food sources like spilled bird seed and pet food
- Keep vegetation and debris cleared away from buildings
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House Mouse
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Roof Rat
A slender, agile climbing rat that nests high up in attics, roofs and trees.
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