Yellow anaconda

Its lifespan is given as 13.5 years, with values up to 23.6 years reported, and a litter or clutch numbers 30 young or eggs.

Weight

7.45 kgsrc for Weight

Length

2.38 msrc for Length

Lifespan

13.5 yearssrc for Lifespan

Diet

Carnivoresrc for Diet

Longest recorded lifespan

23.6 years

Main food

Not recorded

Habitat

grassland, shrublandsrc for Habitat

Young per litter or clutch

13 – 30src for Young per litter or clutch

Age at maturity

4 years – 7 yearssrc for Age at maturity

Litters or clutches a year

0.33 – 1src for Litters or clutches a year

Reproduction

Live birthsrc for Reproduction

Active

By day (diurnal)src for Active

Conservation status

Least Concern (IUCN)src for Conservation status

Countries on record

Not recorded

Not recorded

The yellow anaconda is listed as Least Concern on the IUCN Red List: it is not currently at risk of extinction.

1. LCLeast Concern
2. NTNear Threatened
3. VUVulnerable
4. ENEndangered
5. CRCritically Endangered
6. EWExtinct in the Wild
7. EXExtinct

Category via Wikidata (CC0). Find the full assessment on the IUCN Red List. See all Least Concern species. What the categories mean.

1. kingdomAnimalia
2. phylumChordata
3. classReptilia
4. orderSquamata
5. familyBoidae
6. genusEunectes
7. SpeciesEunectes notaeus Cope, 1862

Synonyms Epicrates wieningeri, Eunectes murinus, Eunectes wieningeri

Catalogue of LifeWikipediaiNaturalistITISWikidataIUCN Red List

LC, Least Concern

Green anaconda

Eunectes murinus

Boidae

D

Dark spotted anaconda

Eunectes deschauenseei

BoidaeNo free photo yet

B

Beni anaconda

Eunectes beniensis

BoidaeNo free photo yet

CompareYellow anaconda vs Green anacondaYellow anaconda vs Dark spotted anacondaYellow anaconda vs Beni anaconda

• 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
• 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).
• ReptTraits: a comprehensive dataset of ecological traits in reptiles · CC BY 4.0 · v1-2
  Oskyrko, O., Mi, C., Meiri, S. et al. (2024) ReptTraits: a comprehensive dataset of ecological traits in reptiles. Scientific Data 11: 243. https://doi.org/10.1038/s41597-024-03079-5. Data: https://doi.org/10.6084/m9.figshare.24572683.v4
• SquamBase 1.0 - a dataset of squamate species traits · CC0 1.0 · 1.0-dryad-v5
  Meiri, S. (2024) SquamBase - a database of squamate (Reptilia: Squamata) traits. Global Ecology and Biogeography 33(4): e13812. https://doi.org/10.1111/geb.13812. Data: https://doi.org/10.5061/dryad.76hdr7t3b
• 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).

@misc{yellow_anaconda_2026,
  title = {Yellow anaconda (Eunectes notaeus)},
  author = {{CreatureData}},
  year = {2026},
  url = {https://creaturedata.com/animals/yellow-anaconda},
  note = {Data as of 2026-11-11}
}