AnimalvsAnimal
Giantotter🦡

Photo: CC BY-SA 2.5

SpeciesCarnivoraMustelidae
Carnivores

🦡Giant otter

Pteronura brasiliensis Zimmermann, 1780

Vydra obrovská (Pteronura brasiliensis) je vydra žijící ve velkých řekách Jižní Ameriky.

Text: Wikipedia, CC BY-SA 4.0.

Videos
18
Photos
4
Measurements
12
vs you
≈ a third of your weight
Also called
Giant Brazilian Otter
Conservation status
ENEndangered

IUCN Red List assessment, 2023.

Population trendDecreasing
Key measurements
Body mass
24 kg
Body length
1.27 m
Shoulder height
not recorded
Top speed
not recorded
Bite force
not recorded
Maximum lifespan
17 years
All measurements ↓
Facts and figures

Everything we know about the Giant otter

Typical adult figures. Where a value is an estimate rather than a measurement, it says so.

Body mass
24 kg
COMBINE
Other figures ↓

Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0

By sex

  • Female24 kgWikidataQ83774
  • Male29 kgWikidataQ83774

Figures vary

  • 24 kgAnAgeAnAge build 15, 2023-07-03 (HAGR)data quality: acceptable
Body length
1.27 m
COMBINE
Details ↓

Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0

Brain mass
92 g
COMBINE
Details ↓

Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0

Maximum lifespan
17 years
COMBINE
Other figures ↓

Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0

Figures vary

  • 17 yearsAnAgeAnAge build 15, 2023-07-03 (HAGR)data quality: acceptable
Generation length
6 years
COMBINE
Details ↓

Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0

Age at maturity
2.0 years
COMBINE
Details ↓

Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0

Gestation
69 days
COMBINE
Other figures ↓

Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0

Figures vary

  • 68 daysAnAgeAnAge build 15, 2023-07-03 (HAGR)data quality: acceptable
Litter size
about 2
COMBINE
Other figures ↓

Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0

Figures vary

  • 1.5AnAgeAnAge build 15, 2023-07-03 (HAGR)data quality: acceptable
Trophic level
Carnivore
COMBINE
Details ↓

Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0

Activity cycle
Diurnal
COMBINE
Details ↓

Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0

Home range
86 km²
COMBINE
Details ↓

Source: COMBINE · v1 (Soria et al. 2021) · CC BY 4.0

Volume l
24 Laverage
Details ↓

Body mass at ~1.0 kg/L, the density of vertebrate tissue.

average = a mean across sexes or species in a group.

Not recorded for Giant otter yet: shoulder height, top speed, bite force.

Where it sits

Family tree

  1. kingdomAnimalia
  2. ›phylumChordata
  3. ›classMammalia
  4. ›orderCarnivora
  5. ›familyMustelidae
  6. ›genusPteronura
  7. ›speciesPteronura brasiliensis
Full lineage
  1. classMammals · Mammalia
  2. orderCarnivorans · Carnivora
  3. subfamilyLutrinae
  4. genusPteronura
All 15 branches ↓
  1. kingdomMetazoa
  2. phylumChordata
  3. subphylumCraniata
  4. subphylumVertebrata
  5. superclassGnathostomata
  6. superclassSarcopterygii
  7. superclassTetrapoda
  8. classMammals · Mammalia
  9. subclassTheria
  10. superorderLaurasiatheria
  11. orderCarnivorans · Carnivora
  12. suborderCaniformia
  13. familyMustelidae
  14. subfamilyLutrinae
  15. genusPteronura
More

More about the Giant otter

Closest relative on this site
🦦 Eurasian otter — last shared an ancestor ≈ 8.5 million years ago.
What it eats
fish60%
insects and other invertebrates40%
In other languages
Pteronura brasiliensis (es), Riesenotter (de), Pteronura brasiliensis (fr), Pteronura brasiliensis (it), 巨獺 (zh), Arirania (pl) … and 27 more languages

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