giant otter

species of mammal
Taxon taxon Q83774
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Summary

giant otter is a taxon[1]. It ranks in the top 0.35% of taxon entities by monthly Wikipedia readership (8,725 views/month, #686 of 195,241).[2]

Key Facts

  • Taxon rank: species[3]
  • IUCN conservation status: Endangered status[4]
  • Parent taxon: Pteronura[5]
  • Taxon name: Pteronura brasiliensis[6]
  • Commons category: Pteronura brasiliensis[7]
  • Topic's main category: Category:Pteronura brasiliensis[8]
  • Commons gallery: Pteronura brasiliensis[9]
  • Original combination: Mustela lutris brasiliensis[10]
  • Taxon synonym: Lutra brasiliensis Zimmermann, 1780[11]
  • Short name: P. brasiliensis[12]
  • Taxon common name: Giant otter[13], Arirai[14], Lobito de Cola Ancha[15], Lobo del Río[16], Lobo de Río Grande[17], Lobo Gargantilla[18], Perro de Agua[19], Loutre géante du Brésil[20], Giant Brazilian Otter[21], Riesenotter[22], llóndriga xigante[23], Vidră uriașă[24], Vidră uriașă braziliană[25], orjaška vidra[26]
  • Mass: 200 g[27], 29 kg[28], 24 kg[29]
  • Gestation period: 67 day[30]
  • Longest observed lifespan: 17.3 years[31]
  • Sequenced genome URL: https://www.dnazoo.org/assemblies/Pteronura_brasiliensis[32]
  • CITES Appendix: Appendix I of CITES[33]
  • Litter size: 2[34]
  • Diel cycle: diurnality[35]
  • Taxon range: Brazil[36], Oriximiná[37]

Body

Identifiers

giant otter's iNaturalist taxon ID is recorded as 41845[38]. giant otter's NCBI taxonomy ID is recorded as 9672[39]. giant otter's Encyclopedia of Life ID is recorded as 328029[40]. giant otter's GBIF taxon ID is recorded as 2433681[41]. giant otter's ITIS TSN is recorded as 621920[42].

Why It Matters

giant otter has Wikipedia articles in 26 language editions, a strong signal of global cultural recognition.[43] It is known by 76 alternative names across languages and contexts.[44]

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [3] ↑ . Integrated Taxonomic Information System. Retrieved . wikidata.org.
  2. [4] ↑ . The IUCN Red List of Threatened Species 2022.2. Retrieved . wikidata.org.
  3. [5] ↑ . Mammal Species of the World (Third edition). Retrieved . wikidata.org.
  4. [6] ↑ . Integrated Taxonomic Information System. Retrieved . wikidata.org.
  5. [7] ↑ . wikidata.org.
  6. [39] ↑ . Taxonomy database of the U.S. National Center for Biotechnology Information. Retrieved . wikidata.org.
  7. [42] ↑ . Integrated Taxonomic Information System. Retrieved . wikidata.org.
  8. [40] ↑ . Encyclopedia of Life. Retrieved . wikidata.org.
  9. [41] ↑ . Global Biodiversity Information Facility. Retrieved . wikidata.org.
  10. [8] ↑ . wikidata.org.
  11. [9] ↑ . wikidata.org.
  12. [10] ↑ . wikidata.org.
  13. [11] ↑ . Pteronura brasiliensis (Carnivora: Mustelidae). wikidata.org.
  14. [12] ↑ . wikidata.org.
  15. [13] ↑ . ARKive. wikidata.org.
  16. [14] ↑ . IUCN Red List. Retrieved . wikidata.org.
  17. [15] ↑ . IUCN Red List. Retrieved . wikidata.org.
  18. [16] ↑ . IUCN Red List. Retrieved . wikidata.org.
  19. [17] ↑ . IUCN Red List. Retrieved . wikidata.org.
  20. [18] ↑ . IUCN Red List. Retrieved . wikidata.org.
  21. [19] ↑ . IUCN Red List. Retrieved . wikidata.org.
  22. [20] ↑ . IUCN Red List. Retrieved . wikidata.org.
  23. [21] ↑ . IUCN Red List. Retrieved . wikidata.org.
  24. [22] ↑ . Wörterbuch der Säugetiernamen - Dictionary of Mammal Names. wikidata.org.
  25. [23] ↑ . sabencia.net. sabencia.net. Provenance: wikidata.org.
  26. [24] ↑ . wikidata.org.
  27. [25] ↑ . wikidata.org.
  28. [26] ↑ . wikidata.org.
  29. [27] ↑ . Pteronura brasiliensis (Carnivora: Mustelidae). wikidata.org.
  30. [28] ↑ . Pteronura brasiliensis (Carnivora: Mustelidae). wikidata.org.
  31. [29] ↑ . Pteronura brasiliensis (Carnivora: Mustelidae). wikidata.org.
  32. [30] ↑ . Grzimeks Enzyklopädie. wikidata.org.
  33. [38] ↑ . wikidata.org.
  34. [31] ↑ . Longevity of Mammals in Captivity; from the Living Collections of the World (1st edition). wikidata.org.
  35. [32] ↑ . DNA Zoo. wikidata.org.
  36. [33] ↑ . Species+. wikidata.org.
  37. [34] ↑ . Pteronura brasiliensis (Carnivora: Mustelidae). wikidata.org.
  38. [35] ↑ . Mammalian Species. wikidata.org.
  39. [36] ↑ . wikidata.org.
  40. [37] ↑ . colecoesbio.museu-goeldi.br. Retrieved . colecoesbio.museu-goeldi.br. Provenance: wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [43] ↑ . Wikidata sitelinks. wikidata.org.
  3. [44] ↑ . Wikidata aliases. wikidata.org.

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APA 4ort.xyz Knowledge Graph. (2026). giant otter. Retrieved October 14, 2026, from https://4ort.xyz/entity/giant-otter
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Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 7w ago · Jfpierce · 2026-08-26 view diff on Wikidata ↗
    Has characteristic → Q120446
    "/* wbsetclaim-create:2||1 */ Has characteristic: viviparity"
  2. 13w ago · PieterJanR · 2026-07-13 view diff on Wikidata ↗
    Taxon synonym → Lutra brasiliensis Zimmermann, 1780
    "/* wbsetclaim-create:2||1 */ Taxon synonym: Pteronura sambachii"
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