How many baby American martens are in a litter?
A American marten (Martes americana) usually gives birth to around 2 babies.
Each of those little ones spend around 28 days as a fetus before they are released into the wild. Upon birth, they weight 31 grams (0.07 lbs) and measure 8.9 cm (0′ 4″). They are a member of the Mustelidae family (genus: Martes). An adult American marten grows up to a size of 38.2 cm (1′ 4″).
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 American marten or American pine marten (Martes americana) is a species of North American mammal, a member of the family Mustelidae. The species is sometimes referred to as simply the pine marten. The name “pine marten” is derived from the common name of the distinct Eurasian species Martes martes. The American marten differs from the fisher (Pekania pennanti) in that it is smaller in size and lighter in color.
Other animals of the family Mustelidae
American marten is a member of the Mustelidae, as are these animals:
- African striped weasel with 2 babies per pregnancy
- Eastern spotted skunk with 5 babies per pregnancy
- Marbled polecat with 5 babies per pregnancy
- Honey badger with 2 babies per pregnancy
- Hairy-nosed otter weighting around 5.97 kilograms (13.16 lbs)
- Asian small-clawed otter with 1 babies per pregnancy
- European mink with 4 babies per pregnancy
- Nilgiri marten weighting around 2.04 kilograms (4.5 lbs)
- Steppe polecat with 7 babies per pregnancy
- Long-tailed weasel with 6 babies per pregnancy
Animals that share a litter size with American marten
Those animals also give birth to 2 babies at once:
- Plateau mouse
- Marbled cat
- Crested porcupine
- Myosorex varius
- White-lipped peccary
- European hare
- Yellow-faced pocket gopher
- Pygmy rock mouse
- Eurasian beaver
- Bushy-tailed jird
Animals that get as old as a American marten
Other animals that usually reach the age of 19 years:
- Margay with 20 years
- Large Indian civet with 20 years
- L’Hoest’s monkey with 16 years
- Red wolf with 20 years
- Lesser spot-nosed monkey with 19 years
- Koala with 20 years
- Fat-tailed dwarf lemur with 19.25 years
- Bay duiker with 17 years
- Mountain gazelle with 18.25 years
- Nilgiri tahr with 17.25 years
Animals with the same weight as a American marten
What other animals weight around 878 grams (1.94 lbs)?
- Tapeti weighting 988 grams
- Muskrat weighting 992 grams
- Montane guinea pig usually reaching 1 kgs (2.2 lbs)
- Long-nosed short-tailed opossum weighting 765 grams
- Long-nosed bandicoot weighting 720 grams
- Guianan squirrel monkey weighting 750 grams
- Bare-eared squirrel monkey weighting 888 grams
- Black-bearded flying fox weighting 872 grams
- Western white-eared giant rat weighting 932 grams
- Northern greater galago weighting 812 grams
Animals with the same size as a American marten
Also reaching around 38.2 cm (1′ 4″) in size do these animals:
- American hog-nosed skunk gets as big as 42.2 cm (1′ 5″)
- Gilbert’s potoroo gets as big as 34.9 cm (1′ 2″)
- Angolan kusimanse gets as big as 32.6 cm (1′ 1″)
- Crowned lemur gets as big as 35.2 cm (1′ 2″)
- Brown greater galago gets as big as 30.7 cm (1′ 1″)
- Amami rabbit gets as big as 44.4 cm (1′ 6″)
- Mexican cottontail gets as big as 43.5 cm (1′ 6″)
- Black flying squirrel gets as big as 38 cm (1′ 3″)
- Sunda stink badger gets as big as 44.2 cm (1′ 6″)
- African brush-tailed porcupine gets as big as 43.1 cm (1′ 5″)