Black Lichen vs Green Sea Turtle

Lichina pygmaea compared with Chelonia mydas

Key Differences

• Black Lichen is Extinct while Green Sea Turtle is Endangered.

Taxonomic Classification

Rank	Black Lichen	Green Sea Turtle
Kingdom	Fungi (เห็ดรา)	Animalia (สัตว์)
Phylum	Ascomycota (Sac Fungi)	Chordata (สัตว์มีแกนสันหลัง)
Class	Lichinomycetes (Lichinomycetes)	Reptilia (สัตว์เลื้อยคลาน)
Order	Lichinales (Lichinales)	Testudines (เต่า)
Family	Lichinaceae	Cheloniidae (Sea Turtles)
Genus	Lichina	Chelonia (Green Sea Turtles)
Species	Lichina pygmaea	Chelonia mydas

Conservation Status

Black Lichen

EX — Extinct

Green Sea Turtle

EN — Endangered

Population: ~85.0K

Trend: Decreasing ↓

Physical Characteristics

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

Habitat & Geographic Range

Black Lichen

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, Portugal, and Sweden.

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.

Black Lichen

The Black Lichen (Lichina pygmaea) is a species in the genus Lichina. It is currently classified as Extinct on the IUCN Red List. Native to Europe, inhabiting ecosystems characteristic of the region. Its geographic range spans Distributed across Denmark, Norway, Portugal, and Sweden.

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.