brown bear vs Green Sea Turtle

Ursus arctos compared with Chelonia mydas

Key Differences

• brown bear is Extinct while Green Sea Turtle is Endangered.
• brown bear is omnivore while Green Sea Turtle is herbivore.
• Green Sea Turtle lives longer (80 years vs 25 years).

Taxonomic Classification

Rank	brown bear	Green Sea Turtle
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class	Mammalia (mamíferos)	Reptilia (réptil)
Order	Carnivora (carnívoros)	Testudines (Tartaruga)
Family	Ursidae (Bears)	Cheloniidae (Sea Turtles)
Genus	Ursus (Bears)	Chelonia (Green Sea Turtles)
Species	Ursus arctos	Chelonia mydas

Evolutionary Relationship

brown bear and Green Sea Turtle share a common ancestor at the Phylum level: Chordata. (cordados)

Conservation Status

brown bear

EX — Extinct

Population: ~200.0K

Trend: Stable →

Green Sea Turtle

EN — Endangered

Population: ~85.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	brown bear	Green Sea Turtle
Diet	Omnivore	Herbivore
Average Lifespan	25 years	80 years
Average Length	2.0 m	1.2 m
Average Weight	300.0 kg	200.0 kg

Habitat & Geographic Range

brown bear

Habitat

Typically found in a wide range of habitat types.

Range

Found across Europe (6 countries).

Green Sea Turtle

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 8 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Australia, Brazil, Costa Rica, Indonesia, and Mexico. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

brown bear

A espécie de urso de distribuição mais ampla do mundo, os ursos-pardos ocorrem desde a América do Norte e a Europa pela Rússia até o Japão, ocupando florestas, tundra e prados alpinos. Os adultos podem pesar até 700 kg em populações costeiras do Alasca. Onívoros que consomem bagas, raízes, peixes e carniça, os ursos-pardos são uma espécie-chave que distribui nutrientes por toda a paisagem. A maioria das populações é estável, embora algumas subespécies estejam ameaçadas.

Green Sea Turtle

A tartaruga-verde (Chelonia mydas) é uma das maiores tartarugas marinhas. Seu nome vem da cor verde da cartilagem e gordura, não do casco.