Guianan squirrel
Sciurus aestuans Linnaeus, 1766
Status not recordedrodents
The guianan squirrel (Sciurus aestuans) is a species in the family Sciuridae, order Rodentia. Recorded adults weigh 177.3 g to 185 g and live up to 8.07 years.
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Quick facts about the guianan squirrel
- Weight
- 177.3 g – 185 g
- Length
- Not recorded
- Lifespan
- 8.07 years
- Diet
- Herbivore
- Main food
- Not recorded
- Habitat
- Not recorded
- Young per litter or clutch
- 2.3
- Active
- By day (diurnal)
- Lifestyle
- Arboreal
- Conservation status
- Not recorded
- Countries on record
- Not recorded
Where does the guianan squirrel live?
Not recorded
Is the guianan squirrel endangered?
No conservation assessment is recorded for this species in our sources. That is not the same as being safe: it has not been matched to an assessment.
How is the guianan squirrel classified?
- kingdomAnimalia
- phylumChordata
- classMammalia
- orderRodentia
- familySciuridae
- genusSciurus
- SpeciesSciurus aestuans Linnaeus, 1766
Synonyms Guerlinguetus aestuans
Other names and names in other languages (16)
- Brazilian squirrelEnglish
- سنجاب غويانيArabic
- Guyana-HörnchenGerman
- Σκίουρος της ΒραζιλίαςGreek
- Ardilla de GuayanaSpanish
- keltakurkkuoravaFinnish
- Écureuil des GuyanesFrench
- ブラジルリスJapanese
- Braziliaanse EekhoornDutch
- wiewiórka brazylijskaPolish
- SerelepePortuguese
- Гвианская белкаRussian
- 夏眠松鼠Chinese
- سنجاب برازيليArabic
- Ardilla misioneraSpanish
- CaxinguelêPortuguese
Relatives of the guianan squirrel
Other species in the same genus Sciurus.

Red squirrel
Sciurus vulgaris

Eastern gray squirrel
Sciurus carolinensis
Persian squirrel
Sciurus anomalus
Japanese squirrel
Sciurus lis
Cat-squirrel
Sciurus niger
Abert's squirrel
Sciurus aberti
CompareGuianan squirrel vs Red squirrelGuianan squirrel vs Eastern gray squirrelGuianan squirrel vs Persian squirrelGuianan squirrel vs Japanese squirrel
Common questions
Answered only where our data holds the answer.
How big is the guianan squirrel?
An adult guianan squirrel weighs 177.3 g – 185 g, according to values recorded on Wikidata.
How long does the guianan squirrel live?
The guianan squirrel has a recorded lifespan of 8.07 years.
What kind of animal is the guianan squirrel?
The guianan squirrel (Sciurus aestuans) belongs to the family Sciuridae in the order Rodentia.
Sources and how to cite this page
Data as of 2026-11-11. How this page is put together.
- An amniote life-history database to perform comparative analyses with birds, mammals, and reptiles · CC0 1.0 · E096-269
Myhrvold, N.P., Baldridge, E., Chan, B., Sivam, D., Freeman, D.L. & Ernest, S.K.M. (2015) An amniote life-history database to perform comparative analyses with birds, mammals, and reptiles. Ecology 96: 3109. https://doi.org/10.1890/15-0846R.1. Data: https://doi.org/10.6084/m9.figshare.3563457.v1 - AmphiBIO, a global database for amphibian ecological traits · CC BY 4.0 · v1
Oliveira, B.F., São-Pedro, V.A., Santos-Barrera, G., Penone, C. & Costa, G.C. (2017) AmphiBIO, a global database for amphibian ecological traits. Scientific Data 4: 170123. https://doi.org/10.1038/sdata.2017.123. Data: https://doi.org/10.6084/m9.figshare.4644424.v5 - AVONET: morphological, ecological and geographical data for all birds · CC BY 4.0 · v7
Tobias, J.A. et al. (2022) AVONET: morphological, ecological and geographical data for all birds. Ecology Letters 25: 581–597. https://doi.org/10.1111/ele.13898. Data: https://doi.org/10.6084/m9.figshare.16586228.v7 - Catalogue of Life eXtended Release · CC BY 4.0 · 2026-10-16 XR
Catalogue of Life (2026). Catalogue of Life eXtended Release, version 2026-10-16 XR. Catalogue of Life Foundation, Amsterdam, Netherlands. https://doi.org/10.48580/dgzlf - Wikimedia Commons · per file (CC0 / public domain / CC BY green, CC BY-SA amber, anything else not displayed) · 2026-11-11
Wikimedia Commons contributors. Wikimedia Commons. https://commons.wikimedia.org (each file credited to its author under its own licence). - EltonTraits 1.0: species-level foraging attributes of the world's birds and mammals · CC0 1.0 · 1.0
Wilman, H., Belmaker, J., Simpson, J., de la Rosa, C., Rivadeneira, M.M. & Jetz, W. (2014) EltonTraits 1.0: Species-level foraging attributes of the world's birds and mammals. Ecology 95: 2027. https://doi.org/10.1890/13-1917.1. Data: https://doi.org/10.6084/m9.figshare.3559887.v1 - Wikidata · CC0 1.0 · 2026-11-11
Wikidata contributors. Wikidata. https://www.wikidata.org (data retrieved via the Wikidata Query Service). - Wikipedia (English) · CC BY-SA 4.0 · 2026-11-11
Wikipedia contributors. Wikipedia, The Free Encyclopedia. https://en.wikipedia.org (text under CC BY-SA 4.0; each block names its article and revision).
Embed a card for this animal on your own site
Copy this code. The card shows the photo with its credit, key facts and a link back to this page.
CreatureData. (2026). Guianan squirrel (Sciurus aestuans). Retrieved from https://creaturedata.com/animals/sciurus-aestuans
“Guianan squirrel (Sciurus aestuans).” CreatureData, 2026, https://creaturedata.com/animals/sciurus-aestuans.
@misc{sciurus_aestuans_2026,
title = {Guianan squirrel (Sciurus aestuans)},
author = {{CreatureData}},
year = {2026},
url = {https://creaturedata.com/animals/sciurus-aestuans},
note = {Data as of 2026-11-11}
}