RODENT 鼠类
GENERAL BIOLOGY
- Rodent achieving sexual maturity – 1 to 3 months depending on species
- They reproduce 4 to 8 sets of offspring per annum, containing 1 to 12 rats per offspring
- The lifespan of the rodents is about 1 year.
- Rodents are good swimmers, climber, jumper, highly intelligent creatures.
- They are neophobia, so they develop bait and trap shyness very easily.
RODENT SPECIES THAT WERE COMMONLY FOUND IN SINGAPORE
| | House Mouse, Mus Musculus | Roof Rat, Rattus rattus | Norway Rat, Rattus norvegicus |
|---|---|---|---|
| Appearance | Sharp snout, tail is longer than the body and head | Pointed snout, tail is longer than the body | Blunt nose and muzzle |
| Habitat | Warehouse | Roof in the building | Coastal, riverbanks, lower portions of building, basement, garbage dump and sewers |
| Behaviour | Good Climber | Good climber, poor swimmer | Good swimmer, climer and burrower |
| Body size | Small Size, 6-9cm, 200-300g | Medium size, slender 15-22cm, 200g-300g | Big size, 18-25cm, 300-400g |
| Droppings | 3-6mm, rod shaped | 12mm, pointed at both ends | 20mm, blunt at both ends |
Sign of Infestation
- Rub marks
- Droppings
- Tracks
- Gnaw marks
Advisory Notice 
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