Green Anaconda vs Oso Polar

Eunectes murinus compared with Ursus maritimus

Key Differences

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

Taxonomic Classification

Rank	Green Anaconda	Oso Polar
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class	Reptilia (reptil)	Mammalia (mamíferos)
Order	Squamata (Lizards & Snakes)	Carnivora (carnívoros)
Family	Pythonidae (Pythons)	Ursidae (Bears)
Genus	Python (Pythons)	Ursus (Bears)
Species	Eunectes murinus	Ursus maritimus

Evolutionary Relationship

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

Conservation Status

Green Anaconda

LC — Least Concern

Trend: Stable →

Oso Polar

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Green Anaconda	Oso Polar
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.

Oso Polar

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

La anaconda verde (Eunectes murinus) es la serpiente más pesada y una de las más largas del mundo. Se encuentra en pantanos y ríos de América del Sur.

Oso Polar

El mayor carnivoro terrestre de la Tierra, el oso polar puede superar los 700 kg y se encuentra en el hielo marino del Artico, desde Canada hasta Rusia. Es un mamifero marino altamente especializado que depende del hielo marino para cazar focas anilladas y barbadas. Excelente nadador capaz de cubrir grandes distancias en agua abierta. Clasificado como Vulnerable, sus poblaciones soportan una presion severa por la rapida perdida de hielo marino artico debida al cambio climatico.