Green Anaconda vs Polar bear

Eunectes murinus compared with Ursus maritimus

Key Differences

Green Anaconda is Least Concern while Polar bear is Vulnerable.
Polar bear is 2.0x heavier than Green Anaconda.
Green Anaconda lives longer (30 years vs 25 years).

Taxonomic Classification

Rank	Green Anaconda	Polar bear
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Reptilia (Reptiles)	Mammalia (Mammals)
Order	Squamata (Lizards & Snakes)	Carnivora (Carnivorans)
Family	Pythonidae (Pythons)	Ursidae (Bears)
Genus	Python (Pythons)	Ursus (Bears)
Species	Eunectes murinus	Ursus maritimus

Evolutionary Relationship

Green Anaconda and Polar bear share a common ancestor at the Phylum level: Chordata. (Chordates)

View Phylum: Chordata

Conservation Status

Green Anaconda

LC — Least Concern

Trend: Stable →

Polar bear

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Green Anaconda	Polar bear
Diet	Carnivore	Carnivore
Average Lifespan	30 years	25 years
Average Length	6.0 m	2.4 m
Average Weight	227.0 kg	450.0 kg

Habitat & Geographic Range

Green Anaconda

Habitat

Typically found in diverse ecosystems where prey species are available.

Range

Distributed across Brazil, Colombia, Ecuador, Peru, and Venezuela.

Polar bear

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and boreal forests and taiga, among 4 distinct biome types within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found in Norway. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Green Anaconda

The green anaconda is the heaviest and one of the longest snakes in the world. They are found in South American swamps and rivers.

Polar bear

The largest land carnivore on Earth, polar bears can exceed 700 kg and are found across Arctic sea ice from Canada to Russia. Highly specialized marine mammals that rely on sea ice to hunt ringed and bearded seals. Excellent swimmers capable of covering vast distances in open water. Listed as Vulnerable, with populations under severe pressure from rapid Arctic sea ice loss due to climate change.