How many baby Horsfield’s tarsiers are in a litter?
A Horsfield’s tarsier (Tarsius bancanus) usually gives birth to around 1 babies.
Each of those little ones spend around 125 days as a fetus before they are released into the wild. Upon birth, they weight 24 grams (0.05 lbs) and measure 4.8 cm (0′ 2″). They are a member of the Tarsiidae family (genus: Tarsius). An adult Horsfield’s tarsier grows up to a size of 10.6 cm (0′ 5″).
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.
Horsfield’s tarsier (Cephalopachus bancanus), also known as the western tarsier, is the only species of tarsier in the genus Cephalopachus. It occurs on Borneo, Sumatra and nearby islands and is, like other members of the group, entirely nocturnal.
Other animals of the family Tarsiidae
Horsfield’s tarsier is a member of the Tarsiidae, as are these animals:
- Spectral tarsier with 1 babies per pregnancy
- Spectral tarsier with 1 babies per pregnancy
- Dian’s tarsier with 1 babies per pregnancy
- Dian’s tarsier with 1 babies per pregnancy
- Peleng tarsier with 1 babies per pregnancy
- Sangihe tarsier with 1 babies per pregnancy
- Philippine tarsier with 1 babies per pregnancy
- Pygmy tarsier with 1 babies per pregnancy
Animals that share a litter size with Horsfield’s tarsier
Those animals also give birth to 1 babies at once:
- Pygmy treeshrew
- Asian golden cat
- Tana River mangabey
- Hamlyn’s monkey
- Temminck’s flying squirrel
- Aye-aye
- Steenbok
- Mountain nyala
- Spix’s night monkey
- Collared titi
Animals that get as old as a Horsfield’s tarsier
Other animals that usually reach the age of 12 years:
- California leaf-nosed bat with 10.33 years
- Saiga antelope with 12 years
- Zebra duiker with 12.17 years
- Desmarest’s hutia with 11.33 years
- Common spotted cuscus with 11 years
- Western tree hyrax with 10 years
- Rafinesque’s big-eared bat with 10.08 years
- Bat-eared fox with 13.75 years
- Red panda with 14 years
- Naked mole-rat with 10 years
Animals with the same weight as a Horsfield’s tarsier
What other animals weight around 114 grams (0.25 lbs)?
- Magdalena rat weighting 130 grams
- Masked flying fox weighting 130 grams
- Slender treeshrew weighting 112 grams
- Black-tailed gerbil weighting 123 grams
- Himalayan field rat weighting 100 grams
- Fat sand rat weighting 102 grams
- Banner-tailed kangaroo rat weighting 125 grams
- Egyptian fruit bat weighting 132 grams
- Amazon dwarf squirrel weighting 92 grams
- Sula rat weighting 131 grams
Animals with the same size as a Horsfield’s tarsier
Also reaching around 10.6 cm (0′ 5″) in size do these animals:
- Northern collared lemming gets as big as 11.7 cm (0′ 5″)
- Savanna path shrew gets as big as 8.8 cm (0′ 4″)
- Common fat-tailed mouse opossum gets as big as 9.4 cm (0′ 4″)
- Woodland vole gets as big as 9.9 cm (0′ 4″)
- Small Luzon forest mouse gets as big as 10.9 cm (0′ 5″)
- Japanese mountain mole gets as big as 9 cm (0′ 4″)
- African giant shrew gets as big as 10.8 cm (0′ 5″)
- Northern grasshopper mouse gets as big as 10.3 cm (0′ 5″)
- Beach vole gets as big as 12.7 cm (0′ 5″)
- Northwestern deer mouse gets as big as 9.3 cm (0′ 4″)