Grayish Button Lichen vs Green Sea Turtle

Diplotomma alboatrum compared with Chelonia mydas

Key Differences

Grayish Button Lichen is Least Concern while Green Sea Turtle is Endangered.

Taxonomic Classification

Rank	Grayish Button Lichen	Green Sea Turtle
Kingdom	Fungi (균계)	Animalia (동물)
Phylum	Ascomycota (자낭균류)	Chordata (척삭동물)
Class	Lecanoromycetes (요강버섯강)	Reptilia (파충류)
Order	Caliciales (Caliciales)	Testudines (거북)
Family	Caliciaceae	Cheloniidae (Sea Turtles)
Genus	Diplotomma	Chelonia (Green Sea Turtles)
Species	Diplotomma alboatrum	Chelonia mydas

Conservation Status

Grayish Button Lichen

LC — Least Concern

Green Sea Turtle

EN — Endangered

Population: ~85.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Grayish Button Lichen	Green Sea Turtle
Diet	—	Herbivore
Average Lifespan	—	80 years
Average Length	—	1.2 m
Average Weight	—	200.0 kg

Habitat & Geographic Range

Grayish Button Lichen

Habitat

Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, Portugal, Sweden, and United States.

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.