How big does a Australian swamp rat get? Here is an overview over the average adult age:
A grown Australian swamp rat (Rattus lutreolus) reaches an average size of 16 cm (0′ 7″).
When born, they have an average size of 0 cm (0′ 0″). During their lifetime of about 2.42 years, they grow from 4 grams (0.01 lbs) to 106 grams (0.23 lbs). Talking about reproduction, Australian swamp rats have 4 babies about 2 times per year. The Australian swamp rat (genus: Rattus) is a member of the family Muridae.
As a reference: Humans reach an average body size of 1.65m (5′ 5″) while carrying 62 kg (137 lbs). A human woman is pregnant for 280 days (40 weeks) and on average become 75 years old.
The Australian swamp rat (Rattus lutreolus), also known as the eastern swamp rat, is a species of rat native to the coasts of southern and eastern Australia.
Animals of the same family as a Australian swamp rat
We found other animals of the Muridae family:
- Marmoset rat with a weight of 70 grams
- White-bellied rat with a weight of 100 grams
- Malayan tree rat with 2 babies per litter
- Short-haired water rat with a size of 11.8 cm (0′ 5″)
- Isarog striped shrew-rat with a size of 17.3 cm (0′ 7″)
- Togo mouse with a weight of 55 grams
- Altiplano chinchilla mouse with a weight of 170 grams
- Dolorous grass mouse with 3 babies per litter
- Senegal gerbil with 4 babies per litter
- Steppe field mouse with a weight of 20 grams
Animals with the same size as a Australian swamp rat
Not that size really matters, but it makes things comparable. So here are a couple of animals that are as big as Australian swamp rat:
- Tawitawi forest rat with a size of 19 cm (0′ 8″)
- Western New Guinea mountain rat with a size of 13.1 cm (0′ 6″)
- Douglas squirrel with a size of 19.1 cm (0′ 8″)
- Mindanao hairy-tailed rat with a size of 17.5 cm (0′ 7″)
- Haig’s tuco-tuco with a size of 17.3 cm (0′ 7″)
- Red-cheeked flying squirrel with a size of 18.1 cm (0′ 8″)
- Silvery mole-rat with a size of 15.5 cm (0′ 7″)
- Sugar glider with a size of 15.2 cm (0′ 6″)
- Bush vlei rat with a size of 15.3 cm (0′ 7″)
- Baird’s pocket gopher with a size of 15 cm (0′ 6″)
Animals with the same litter size as a Australian swamp rat
Here is a list of animals that have the same number of babies per litter (4) as a Australian swamp rat:
- Long-tailed dunnart
- Plains pocket mouse
- Indian bush rat
- Tien Shan birch mouse
- Hoary marmot
- Long-tailed giant rat
- Etruscan shrew
- Spermophilus relictus
- Black-tailed gerbil
- Rock squirrel
Animals with the same life expectancy as a Australian swamp rat
Completely different animals, but becoming as old as a Australian swamp rat:
- Slender-tailed dunnart with an average maximal age of 2 years
- Tome’s spiny rat with an average maximal age of 2.58 years
- Mediterranean water shrew with an average maximal age of 2 years
- Long-nosed echymipera with an average maximal age of 2.83 years
- Southern Plains woodrat with an average maximal age of 2.25 years
- Marsh rice rat with an average maximal age of 2.33 years
- Delany’s mouse with an average maximal age of 2 years
- Long-tailed pocket mouse with an average maximal age of 2.5 years
- Northern short-tailed shrew with an average maximal age of 2.75 years
- Grant’s golden mole with an average maximal age of 2 years
Animals with the same weight as a Australian swamp rat
As a comparison, here are some other animals that weight as much as the Rattus lutreolus:
- Kemp’s gerbil bringing 101 grams to the scale
- Woolly-headed spiny tree-rat bringing 108 grams to the scale
- Kowari bringing 109 grams to the scale
- European mole bringing 86 grams to the scale
- Woolly giant rat bringing 116 grams to the scale
- European water vole bringing 120 grams to the scale
- Low’s squirrel bringing 85 grams to the scale
- Black-tailed gerbil bringing 123 grams to the scale
- Central American dwarf squirrel bringing 87 grams to the scale
- Tristram’s jird bringing 112 grams to the scale