Green Sea Turtle vs Polar bear

Chelonia mydas compared with Ursus maritimus

Key Differences

• Green Sea Turtle is Endangered while Polar bear is Vulnerable.
• Green Sea Turtle is herbivore while Polar bear is carnivore.
• Polar bear is 2.2x heavier than Green Sea Turtle.
• Green Sea Turtle lives longer (80 years vs 25 years).

Taxonomic Classification

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

Evolutionary Relationship

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

Conservation Status

Green Sea Turtle

EN — Endangered

Population: ~85.0K

Trend: Decreasing ↓

Polar bear

VU — Vulnerable

Population: ~26.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Green Sea Turtle	Polar bear
Diet	Herbivore	Carnivore
Average Lifespan	80 years	25 years
Average Length	1.2 m	2.4 m
Average Weight	200.0 kg	450.0 kg

Habitat & Geographic Range

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.

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 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.

Polar bear

O maior carnivoro terrestre da Terra, o urso-polar pode ultrapassar 700 kg e e encontrado pelo gelo marinho artico, do Canada ate a Russia. Mamiferos marinhos altamente especializados que dependem do gelo marinho para cacas de focas e focas-barbadas. Excelentes nadadores capazes de percorrer grandes distancias em aguas abertas. Classificado como Vulneravel, com populacoes sob severa pressao devido a rapida perda de gelo marinho artico causada pelas mudancas climaticas.