Brown Nunlet vs Green Sea Turtle

Nonnula brunnea compared with Chelonia mydas

Key Differences

• Brown Nunlet is Least Concern while Green Sea Turtle is Endangered.

Taxonomic Classification

Rank	Brown Nunlet	Green Sea Turtle
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Reptilia (Reptiles)
Order	Piciformes (Piciformes)	Testudines (Turtles & Tortoises)
Family	Bucconidae	Cheloniidae (Sea Turtles)
Genus	Nonnula	Chelonia (Green Sea Turtles)
Species	Nonnula brunnea	Chelonia mydas

Evolutionary Relationship

Brown Nunlet and Green Sea Turtle share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Brown Nunlet

LC — Least Concern

Green Sea Turtle

EN — Endangered

Population: ~85.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Brown Nunlet	Green Sea Turtle
Diet	—	Herbivore
Average Lifespan	—	80 years
Average Length	—	1.2 m
Average Weight	—	200.0 kg

Habitat & Geographic Range

Brown Nunlet

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Distributed across Colombia, Ecuador, and Norway.

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 Nunlet

The Brown Nunlet (Nonnula brunnea) is a species in the genus Nonnula. It is currently classified as Least Concern on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.

Green Sea Turtle

The green sea turtle is one of the largest sea turtles. They are named for the green color of their cartilage and fat, not their shells.