Green Sea Turtle vs Onca

Chelonia mydas compared with Panthera onca

Key Differences

• Green Sea Turtle is Endangered while Onca is Near Threatened.
• Green Sea Turtle is herbivore while Onca is carnivore.
• Green Sea Turtle is 2.0x heavier than Onca.
• Green Sea Turtle lives longer (80 years vs 15 years).

Taxonomic Classification

Rank	Green Sea Turtle	Onca
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)	Felidae (Cats)
Genus	Chelonia (Green Sea Turtles)	Panthera (Big Cats)
Species	Chelonia mydas	Panthera onca

Evolutionary Relationship

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

Conservation Status

Green Sea Turtle

EN — Endangered

Population: ~85.0K

Trend: Decreasing ↓

Onca

NT — Near Threatened

Population: ~64.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Green Sea Turtle	Onca
Diet	Herbivore	Carnivore
Average Lifespan	80 years	15 years
Average Length	1.2 m	1.9 m
Average Weight	200.0 kg	100.0 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.

Onca

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 6 distinct biome types spanning the Neotropic and Oceanian realms. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Colombia, Ecuador, and Venezuela. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.

Onca

O maior felino das Américas, atingindo até 100 kg com corpo robusto e musculoso e pelagem com padrão de rosetas característico. Encontrado do México até a América do Sul, com populações mais expressivas na Amazônia e no Pantanal. Nadadores poderosos e predadores de topo, os jaguares desempenham papel fundamental na regulação das populações de presas. Classificado como Quase Ameaçado, com sua área de ocorrência diminuindo devido ao desmatamento.