Озёрная чайка vs Green Sea Turtle

Chroicocephalus ridibundus compared with Chelonia mydas

Key Differences

• Озёрная чайка is Vulnerable while Green Sea Turtle is Endangered.

Taxonomic Classification

Rank	Озёрная чайка	Green Sea Turtle
Kingdom same	Animalia (животные)	Animalia (животные)
Phylum same	Chordata (хордовые)	Chordata (хордовые)
Class	Aves (птицы)	Reptilia (пресмыкающиеся)
Order	Charadriiformes (ржанкообразные)	Testudines (черепахи)
Family	Laridae	Cheloniidae (Sea Turtles)
Genus	Chroicocephalus	Chelonia (Green Sea Turtles)
Species	Chroicocephalus ridibundus	Chelonia mydas

Evolutionary Relationship

Озёрная чайка and Green Sea Turtle share a common ancestor at the Phylum level: Chordata. (хордовые)

Conservation Status

Озёрная чайка

VU — Vulnerable

Green Sea Turtle

EN — Endangered

Population: ~85.0K

Trend: Decreasing ↓

Physical Characteristics

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

Habitat & Geographic Range

Озёрная чайка

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), North America (United States), and South America (Colombia, Venezuela). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its 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.

Озёрная чайка

Black-headed Gull (Chroicocephalus ridibundus) is classified as Vulnerable (VU) on the IUCN Red List. Facing a high risk of endangerment in the wild, with declining populations and increasing habitat pressure.

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.