How many baby Stein’s rats are in a litter?
A Stein’s rat (Rattus steini) usually gives birth to around 3 babies.
Upon birth, they weight 3 grams (0.01 lbs) and measure 4.2 cm (0′ 2″). They are a member of the Muridae family (genus: Rattus). An adult Stein’s rat grows up to a size of 17.1 cm (0′ 7″).
To have a reference: Humans obviously usually have a litter size of one ;). Their babies are in the womb of their mother for 280 days (40 weeks) and reach an average size of 1.65m (5′ 5″). They weight in at 62 kg (137 lbs), which is obviously highly individual, and reach an average age of 75 years.
Stein’s rat (Rattus steini), also known as the small spiny rat, is a species of rodent in the family Muridae. It is found in West Papua, Indonesia and Papua New Guinea.
Other animals of the family Muridae
Stein’s rat is a member of the Muridae, as are these animals:
- Yellow-spotted brush-furred rat with 2 babies per pregnancy
- Watson’s climbing rat with 2 babies per pregnancy
- Malayan tree rat with 2 babies per pregnancy
- Luzon striped rat weighting only 152 grams
- Emin’s gerbil with 3 babies per pregnancy
- Slender Oldfield mouse weighting only 77 grams
- Mitchell’s hopping mouse with 3 babies per pregnancy
- Sonoran woodrat with 2 babies per pregnancy
- Mountain mosaic-tailed rat with 2 babies per pregnancy
- African marsh rat with 2 babies per pregnancy
Animals that share a litter size with Stein’s rat
Those animals also give birth to 3 babies at once:
- American hog-nosed skunk
- Vancouver Island marmot
- Hairy-footed gerbil
- Tibetan sand fox
- Rusty-bellied brush-furred rat
- Bailey’s pocket mouse
- Silky pocket mouse
- Djoongari
- Wagner’s gerbil
- Hispid hare
Animals with the same weight as a Stein’s rat
What other animals weight around 151 grams (0.33 lbs)?
- Mountain viscacha rat weighting 124 grams
- Banner-tailed kangaroo rat weighting 125 grams
- Black rat weighting 142 grams
- Lowland streaked tenrec weighting 129 grams
- Guianan spear-nosed bat weighting 134 grams
- Unexpected cotton rat weighting 140 grams
- Madras treeshrew weighting 160 grams
- New Caledonia flying fox weighting 151 grams
- Chacoan tuco-tuco weighting 166 grams
- Smoky pocket gopher weighting 150 grams
Animals with the same size as a Stein’s rat
Also reaching around 17.1 cm (0′ 7″) in size do these animals:
- Barbary ground squirrel gets as big as 18.9 cm (0′ 8″)
- Texas antelope squirrel gets as big as 15.2 cm (0′ 6″)
- Large-scaled mosaic-tailed rat gets as big as 16.1 cm (0′ 7″)
- Black rat gets as big as 19.4 cm (0′ 8″)
- Narrow-striped marsupial shrew gets as big as 16.3 cm (0′ 7″)
- Painted treeshrew gets as big as 18.5 cm (0′ 8″)
- Japanese mole gets as big as 14.3 cm (0′ 6″)
- Australian swamp rat gets as big as 16 cm (0′ 7″)
- Large mole gets as big as 14.9 cm (0′ 6″)
- Mentawai three-striped squirrel gets as big as 18.7 cm (0′ 8″)