How many baby Ihering’s Atlantic spiny rats are in a litter?
A Ihering’s Atlantic spiny rat (Proechimys iheringi) usually gives birth to around 1 babies.
Upon birth, they weight 25 grams (0.06 lbs) and measure 19.1 cm (0′ 8″). They are a member of the Echimyidae family (genus: Proechimys). An adult Ihering’s Atlantic spiny rat grows up to a size of 19.7 cm (0′ 8″).
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.
Ihering’s Atlantic spiny-rat (Trinomys iheringi), is a spiny rat species from South America. It is endemic to Brazil, and was named in honor of Hermann von Ihering.
Other animals of the family Echimyidae
Ihering’s Atlantic spiny rat is a member of the Echimyidae, as are these animals:
- Golden Atlantic tree-rat weighting only 243 grams
- Napo spiny rat weighting only 284 grams
- Bolivian bamboo rat weighting only 729 grams
- Red-crested tree-rat weighting only 145 grams
- Fischer’s guiara weighting only 188 grams
- Brazilian spiny tree-rat weighting only 108 grams
- Short-tailed spiny rat weighting only 285 grams
- Soft-spined Atlantic spiny rat with 2 babies per pregnancy
- Dusky spiny tree-rat weighting only 108 grams
- Goeldi’s spiny rat weighting only 284 grams
Animals that share a litter size with Ihering’s Atlantic spiny rat
Those animals also give birth to 1 babies at once:
- Egyptian slit-faced bat
- Fischer’s pygmy fruit bat
- Greater mouse-eared bat
- Golden snub-nosed monkey
- Goodfellow’s tree-kangaroo
- Pacarana
- Hardwicke’s woolly bat
- African savanna hare
- Ringed seal
- Lesser bamboo bat
Animals with the same weight as a Ihering’s Atlantic spiny rat
What other animals weight around 221 grams (0.49 lbs)?
- Large treeshrew weighting 182 grams
- Mohave ground squirrel weighting 213 grams
- Western naked-backed fruit bat weighting 226 grams
- Pteropus temmincki weighting 250 grams
- Colombian weasel weighting 211 grams
- Thomas’s rope squirrel weighting 224 grams
- Short-tailed bandicoot rat weighting 178 grams
- Deppe’s squirrel weighting 250 grams
- Western barred bandicoot weighting 230 grams
- Pseudocheirus schlegeli weighting 256 grams
Animals with the same size as a Ihering’s Atlantic spiny rat
Also reaching around 19.7 cm (0′ 8″) in size do these animals:
- Dusky bushbaby gets as big as 16 cm (0′ 7″)
- Tropical pocket gopher gets as big as 17.2 cm (0′ 7″)
- European ground squirrel gets as big as 19.8 cm (0′ 8″)
- Smoky pocket gopher gets as big as 21.4 cm (0′ 9″)
- Woolly mouse opossum gets as big as 16.8 cm (0′ 7″)
- Fijian monkey-faced bat gets as big as 18.6 cm (0′ 8″)
- Afghan pika gets as big as 19.7 cm (0′ 8″)
- Kintampo rope squirrel gets as big as 18.3 cm (0′ 8″)
- Lowland ringtail possum gets as big as 22.3 cm (0′ 9″)
- Bare-tailed woolly opossum gets as big as 22.4 cm (0′ 9″)