Dark Crottle vs Leatherback Sea Turtle

Hypogymnia physodes compared with Dermochelys coriacea

Key Differences

Dark Crottle is Least Concern while Leatherback Sea Turtle is Vulnerable.

Taxonomic Classification

Rank	Dark Crottle	Leatherback Sea Turtle
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Ascomycota (Sac Fungi)	Chordata (Chordates)
Class	Lecanoromycetes (Lecanoromycetes)	Reptilia (Reptiles)
Order	Lecanorales (Lecanorales)	Testudines (Turtles & Tortoises)
Family	Parmeliaceae	Cheloniidae (Sea Turtles)
Genus	Hypogymnia	Chelonia (Green Sea Turtles)
Species	Hypogymnia physodes	Dermochelys coriacea

Conservation Status

Dark Crottle

LC — Least Concern

Leatherback Sea Turtle

VU — Vulnerable

Population: ~35.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Dark Crottle	Leatherback Sea Turtle
Diet	—	Carnivore
Average Lifespan	—	50 years
Average Length	—	2.0 m
Average Weight	—	500.0 kg

Habitat & Geographic Range

Dark Crottle

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), and North America (United States).

Leatherback 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 5 distinct biome types spanning the Australasia and Indomalayan and Neotropic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Costa Rica, Indonesia, Malaysia, and Trinidad and Tobago. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.