Fen Flat-body vs Leatherback Sea Turtle

Depressaria ultimella compared with Dermochelys coriacea

Key Differences

• Fen Flat-body is Least Concern while Leatherback Sea Turtle is Vulnerable.

Taxonomic Classification

Rank	Fen Flat-body	Leatherback Sea Turtle
Kingdom same	Animalia (hayvan)	Animalia (hayvan)
Phylum	Arthropoda (Eklem bacaklılar)	Chordata (Kordalılar)
Class	Insecta (böcek)	Reptilia (Sürüngenler)
Order	Lepidoptera (Pul kanatlılar)	Testudines (Kaplumbağa)
Family	Depressariidae	Cheloniidae (Sea Turtles)
Genus	Depressaria	Chelonia (Green Sea Turtles)
Species	Depressaria ultimella	Dermochelys coriacea

Evolutionary Relationship

Fen Flat-body and Leatherback Sea Turtle share a common ancestor at the Kingdom level: Animalia. (hayvan)

Conservation Status

Fen Flat-body

LC — Least Concern

Leatherback Sea Turtle

VU — Vulnerable

Population: ~35.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Fen Flat-body	Leatherback Sea Turtle
Diet	—	Carnivore
Average Lifespan	—	50 years
Average Length	—	2.0 m
Average Weight	—	500.0 kg

Habitat & Geographic Range

Fen Flat-body

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Portugal, and Sweden.

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.

Leatherback Sea Turtle

The leatherback is the largest living turtle and the fourth-heaviest reptile. Unlike other turtles, it has a soft, leathery shell.