Dense Silky-bent vs Leatherback Sea Turtle

Apera interrupta compared with Dermochelys coriacea

Key Differences

Dense Silky-bent is Near Threatened while Leatherback Sea Turtle is Vulnerable.

Taxonomic Classification

Rank	Dense Silky-bent	Leatherback Sea Turtle
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (Chordates)
Class	Liliopsida (Monocots)	Reptilia (Reptiles)
Order	Poales (Grasses)	Testudines (Turtles & Tortoises)
Family	Poaceae (Grass Family)	Cheloniidae (Sea Turtles)
Genus	Apera	Chelonia (Green Sea Turtles)
Species	Apera interrupta	Dermochelys coriacea

Conservation Status

Dense Silky-bent

NT — Near Threatened

Leatherback Sea Turtle

VU — Vulnerable

Population: ~35.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Dense Silky-bent	Leatherback Sea Turtle
Diet	—	Carnivore
Average Lifespan	—	50 years
Average Length	—	2.0 m
Average Weight	—	500.0 kg

Habitat & Geographic Range

Dense Silky-bent

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, temperate grasslands and steppes, and flooded grasslands and savannas, among 4 distinct biome types within the Neotropic biogeographic realm.

Range

Widely distributed across Asia (Japan), Europe (9 countries), North America (Canada, United States), Oceania and the Pacific (Australia), and South America (Argentina, Chile). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.