How big does a Southern river otter get? Here is an overview over the average adult age:
A grown Southern river otter (Lontra provocax) reaches an average size of 59 cm (2′ 0″).
When born, they have an average size of 0 cm (0′ 0″). A full-grown exemplary reaches roughly 7.5 kg (16.53 lbs). The Southern river otter (genus: Lontra) is a member of the family Mustelidae.
As a reference: Humans reach an average body size of 1.65m (5′ 5″) while carrying 62 kg (137 lbs). A human woman is pregnant for 280 days (40 weeks) and on average become 75 years old.
The southern river otter (Lontra provocax) is a species of otter that lives in Chile and Argentina. Although called a “river otter”, it inhabits both marine and freshwater environments. It sometimes is considered a subspecies of Lontra canadensis. The southern river otter is listed as endangered, due to illegal hunting, water pollution, and habitat loss.
Animals of the same family as a Southern river otter
We found other animals of the Mustelidae family:
- Honey badger with a size of 68.4 cm (2′ 3″)
- Striped hog-nosed skunk with 3 babies per litter
- American hog-nosed skunk with a size of 42.2 cm (1′ 5″)
- Bornean ferret-badger with 2 babies per litter
- Yellow-bellied weasel with a size of 26 cm (0′ 11″)
- European pine marten with a size of 45.7 cm (1′ 6″)
- Smooth-coated otter with a size of 78.8 cm (2′ 8″)
- Tayra with a size of 61.4 cm (2′ 1″)
- Malayan weasel with a size of 32.6 cm (1′ 1″)
- Hooded skunk with a size of 30.8 cm (1′ 1″)
Animals with the same size as a Southern river otter
Not that size really matters, but it makes things comparable. So here are a couple of animals that are as big as Southern river otter:
- Golden snub-nosed monkey with a size of 64.7 cm (2′ 2″)
- Natal red rock hare with a size of 51 cm (1′ 9″)
- Sri Lankan spotted chevrotain with a size of 54 cm (1′ 10″)
- Preuss’s red colobus with a size of 57.9 cm (1′ 11″)
- Plains viscacha with a size of 52.4 cm (1′ 9″)
- Lion-tailed macaque with a size of 54.7 cm (1′ 10″)
- Sand cat with a size of 51.3 cm (1′ 9″)
- Preuss’s monkey with a size of 54.5 cm (1′ 10″)
- Zanzibar red colobus with a size of 57.4 cm (1′ 11″)
- Greater long-nosed armadillo with a size of 55.7 cm (1′ 10″)
Animals with the same weight as a Southern river otter
As a comparison, here are some other animals that weight as much as the Lontra provocax:
- Preuss’s red colobus with a weight of 8.91 kilos (19.64 lbs)
- Western red colobus with a weight of 8.43 kilos (18.58 lbs)
- Red-faced spider monkey with a weight of 8.7 kilos (19.18 lbs)
- Zanzibar red colobus with a weight of 7.16 kilos (15.79 lbs)
- Doria’s tree-kangaroo with a weight of 8.98 kilos (19.8 lbs)
- Coypu with a weight of 6.36 kilos (14.02 lbs)
- Pig-tailed langur with a weight of 7.39 kilos (16.29 lbs)
- Venezuelan red howler with a weight of 6.41 kilos (14.13 lbs)
- Black crested gibbon with a weight of 6.43 kilos (14.18 lbs)
- Black crested mangabey with a weight of 6.51 kilos (14.35 lbs)