How many baby Amazonian manatees are in a litter?
A Amazonian manatee (Trichechus inunguis) usually gives birth to around 1 babies.
Each of those little ones spend around 373 days as a fetus before they are released into the wild. Upon birth, they weight 320 grams (0.71 lbs) and measure 36.8 cm (1′ 3″). They are a member of the Trichechidae family (genus: Trichechus). An adult Amazonian manatee grows up to a size of 2.75 meter (9′ 1″).
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 Amazonian manatee (Trichechus inunguis) is a species of manatee that lives in the Amazon Basin in Brazil, Peru, Bolivia, Colombia, Ecuador and Venezuela. It has thin, wrinkled brownish or gray colored skin, with fine hairs scattered over its body and a white chest patch. It is the smallest of the three extant species of manatee.
Other animals of the family Trichechidae
Amazonian manatee is a member of the Trichechidae, as are these animals:
- West Indian manatee with 1 babies per pregnancy
- African manatee with 1 babies per pregnancy
Animals that share a litter size with Amazonian manatee
Those animals also give birth to 1 babies at once:
- Bharal
- Yellow-bellied glider
- Chinese pangolin
- Gemsbok
- Red slender loris
- Mountain paca
- Calabar angwantibo
- Javan surili
- Blyth’s horseshoe bat
- Sambar deer
Animals that get as old as a Amazonian manatee
Other animals that usually reach the age of 30 years:
- Guianan squirrel monkey with 27 years
- South Asian river dolphin with 28 years
- Red deer with 26.75 years
- Mantled guereza with 24.5 years
- Three-striped night monkey with 25.25 years
- Blainville’s beaked whale with 27 years
- Okapi with 33 years
- Hoffmann’s two-toed sloth with 32.08 years
- Pileated gibbon with 36 years
- King colobus with 30.5 years
Animals with the same weight as a Amazonian manatee
What other animals weight around 418 kg (921.53 lbs)?
- Domestic yak usually reaching 500 kgs (1102.31 lbs)
- African manatee usually reaching 454 kgs (1000.9 lbs)
- Dromedary usually reaching 490.36 kgs (1081.06 lbs)
- Leopard seal usually reaching 352.84 kgs (777.88 lbs)
- Risso’s dolphin usually reaching 387.25 kgs (853.74 lbs)
- Grévy’s zebra usually reaching 405.5 kgs (893.97 lbs)
- Moose usually reaching 471.45 kgs (1039.37 lbs)
- Polar bear usually reaching 373.35 kgs (823.09 lbs)
- Pygmy sperm whale usually reaching 431.25 kgs (950.74 lbs)
- West Indian manatee usually reaching 467.16 kgs (1029.91 lbs)
Animals with the same size as a Amazonian manatee
Also reaching around 2.75 meter (9′ 1″) in size do these animals:
- White rhinoceros gets as big as 2.59 meter (8′ 6″)
- White-beaked dolphin gets as big as 3.05 meter (10′ 1″)
- Mountain zebra gets as big as 2.35 meter (7′ 9″)
- Short-beaked common dolphin gets as big as 2.44 meter (8′ 1″)
- European bison gets as big as 2.9 meter (9′ 7″)
- Crabeater seal gets as big as 2.28 meter (7′ 6″)
- Dugong gets as big as 2.55 meter (8′ 5″)
- Mountain nyala gets as big as 2.25 meter (7′ 5″)
- Indo-Pacific bottlenose dolphin gets as big as 2.37 meter (7′ 10″)
- Bearded seal gets as big as 2.3 meter (7′ 7″)