Dark Shadow Lichen vs Green Sea Turtle

Phaeophyscia sciastra compared with Chelonia mydas

Key Differences

• Dark Shadow Lichen is Data Deficient while Green Sea Turtle is Endangered.

Taxonomic Classification

Rank	Dark Shadow Lichen	Green Sea Turtle
Kingdom	Fungi (Pilze)	Animalia (Tier)
Phylum	Ascomycota (Schlauchpilze)	Chordata (Chordatiere)
Class	Lecanoromycetes (Lecanoromycetes)	Reptilia (Reptilien)
Order	Caliciales (Caliciales)	Testudines (Schildkröten)
Family	Physciaceae	Cheloniidae (Sea Turtles)
Genus	Phaeophyscia	Chelonia (Green Sea Turtles)
Species	Phaeophyscia sciastra	Chelonia mydas

Conservation Status

Dark Shadow Lichen

DD — Data Deficient

Green Sea Turtle

EN — Endangered

Population: ~85.0K

Trend: Decreasing ↓

Physical Characteristics

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

Habitat & Geographic Range

Dark Shadow Lichen

Habitat

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

Range

Distributed across Denmark, Norway, 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.

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.