How many baby Black crested gibbons are in a litter?
A Black crested gibbon (Nomascus concolor) usually gives birth to around 1 babies.
Each of those little ones spend around 205 days as a fetus before they are released into the wild. Upon birth, they weight 3 grams (0.01 lbs) and measure 2.9 cm (0′ 2″). They are a member of the Hylobatidae family (genus: Nomascus). An adult Black crested gibbon grows up to a size of 54.5 cm (1′ 10″).
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 black crested gibbon (Nomascus concolor) is an endangered species of gibbon found in China, Laos, and northern Vietnam, with four subspecies.
Other animals of the family Hylobatidae
Black crested gibbon is a member of the Hylobatidae, as are these animals:
- Agile gibbon with 1 babies per pregnancy
- Northern white-cheeked gibbon weighting around 7.32 kilograms (16.14 lbs)
- Silvery gibbon with 1 babies per pregnancy
- Northern white-cheeked gibbon weighting around 7.32 kilograms (16.14 lbs)
- Black crested gibbon with 1 babies per pregnancy
- Hoolock gibbon with 1 babies per pregnancy
- Pileated gibbon with 1 babies per pregnancy
- Kloss’s gibbon with 1 babies per pregnancy
- Siamang with 1 babies per pregnancy
- Lar gibbon with 1 babies per pregnancy
Animals that share a litter size with Black crested gibbon
Those animals also give birth to 1 babies at once:
- Dwarf sperm whale
- Black flying squirrel
- Red-fronted gazelle
- Siamang
- Noack’s roundleaf bat
- Long-footed treeshrew
- Brown fur seal
- Kerivoula hardwickei
- Eared hutia
- White-faced saki
Animals that get as old as a Black crested gibbon
Other animals that usually reach the age of 44.08 years:
- Tufted capuchin with 45.08 years
- Agile gibbon with 44 years
- Striped dolphin with 50 years
- Gray bat with 39.25 years
- Crab-eating macaque with 38 years
- Rhesus macaque with 36 years
- Common bottlenose dolphin with 46 years
- Northern giraffe with 36.25 years
- Indian rhinoceros with 49 years
- Walrus with 40 years
Animals with the same weight as a Black crested gibbon
What other animals weight around 6.41 kg (14.13 lbs)?
- North American porcupine usually reaching 7.42 kgs (16.36 lbs)
- Kloss’s gibbon usually reaching 5.84 kgs (12.87 lbs)
- Moor macaque usually reaching 7.29 kgs (16.07 lbs)
- White-thighed surili usually reaching 5.9 kgs (13.01 lbs)
- Raccoon usually reaching 6.37 kgs (14.04 lbs)
- Coypu usually reaching 6.36 kgs (14.02 lbs)
- Lion-tailed macaque usually reaching 6 kgs (13.23 lbs)
- Maroon leaf monkey usually reaching 6.37 kgs (14.04 lbs)
- Pig-tailed langur usually reaching 7.39 kgs (16.29 lbs)
- Tana River mangabey usually reaching 7.08 kgs (15.61 lbs)
Animals with the same size as a Black crested gibbon
Also reaching around 54.5 cm (1′ 10″) in size do these animals:
- Common brushtail possum gets as big as 47.4 cm (1′ 7″)
- Golden snub-nosed monkey gets as big as 64.7 cm (2′ 2″)
- Alpine woolly rat gets as big as 44.2 cm (1′ 6″)
- Red-handed howler gets as big as 55.1 cm (1′ 10″)
- Crab-eating raccoon gets as big as 60.3 cm (2′ 0″)
- Common spotted cuscus gets as big as 45.8 cm (1′ 7″)
- Asian small-clawed otter gets as big as 51.6 cm (1′ 9″)
- Tonkin snub-nosed monkey gets as big as 56.9 cm (1′ 11″)
- Raccoon gets as big as 48.6 cm (1′ 8″)
- South American gray fox gets as big as 51.9 cm (1′ 9″)