How many baby Brazilian spiny tree-rats are in a litter?
A Brazilian spiny tree-rat (Makalata didelphoides) usually gives birth to around 1 babies.
Upon birth, they weight 167 grams (0.37 lbs) and measure 6 cm (0′ 3″). They are a member of the Echimyidae family (genus: Makalata). An adult Brazilian spiny tree-rat grows up to a size of 45 cm (1′ 6″).
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.
The Brazilian spiny tree rat (Makalata didelphoides) is a species of rodent in the family Echimyidae. It is found in Bolivia, Brazil, French Guiana, Guyana, Suriname, Venezuela, and Trinidad & Tobago where it lives in lowland tropical rainforest. There is also a population in Ecuador which is referable either to this species or to Makalata macrurus. It is nocturnal, and eats seeds.
Other animals of the family Echimyidae
Brazilian spiny tree-rat is a member of the Echimyidae, as are these animals:
- Golden Atlantic tree-rat weighting only 243 grams
- Atlantic bamboo rat with 1 babies per pregnancy
- Giant Atlantic tree-rat weighting only 502 grams
- Simons’s spiny rat weighting only 285 grams
- Guyenne spiny rat with 2 babies per pregnancy
- Orange-brown Atlantic tree-rat weighting only 296 grams
- Short-tailed spiny rat weighting only 285 grams
- White-faced spiny tree-rat with 1 babies per pregnancy
- Colombian spiny rat weighting only 312 grams
- Short-furred Atlantic tree-rat weighting only 439 grams
Animals that share a litter size with Brazilian spiny tree-rat
Those animals also give birth to 1 babies at once:
- Black squirrel monkey
- Snow sheep
- Sitatunga
- Brazilian big-eyed bat
- Sloth bear
- Mexican long-tongued bat
- Barasingha
- Sunda flying lemur
- Crescent nail-tail wallaby
- Maxwell’s duiker
Animals that get as old as a Brazilian spiny tree-rat
Other animals that usually reach the age of 3.08 years:
- White-footed dunnart with 2.5 years
- Fat-tailed false antechinus with 3 years
- Merriam’s pocket mouse with 2.5 years
- Eurasian water shrew with 3 years
- Talas tuco-tuco with 3 years
- Yellow-footed antechinus with 3.5 years
- Winter white dwarf hamster with 3.17 years
- White-footed mouse with 3.17 years
- Pen-tailed treeshrew with 2.67 years
- Allen’s big-eared bat with 3.17 years
Animals with the same weight as a Brazilian spiny tree-rat
What other animals weight around 398 grams (0.88 lbs)?
- Allen’s woodrat weighting 368 grams
- Slender-tailed squirrel weighting 427 grams
- Smoky pocket gopher weighting 403 grams
- Yellow-crowned brush-tailed rat weighting 445 grams
- Mountain giant Sunda rat weighting 419 grams
- Prevost’s squirrel weighting 400 grams
- Indonesian mountain weasel weighting 466 grams
- Maués marmoset weighting 443 grams
- Long-tailed giant rat weighting 349 grams
- Black-mantled tamarin weighting 450 grams