Agulhas Spiderhead vs Leatherback Sea Turtle

Serruria bolusii compared with Dermochelys coriacea

Key Differences

Agulhas Spiderhead is Near Threatened while Leatherback Sea Turtle is Vulnerable.

Taxonomic Classification

Rank	Agulhas Spiderhead	Leatherback Sea Turtle
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (Chordates)
Class	Magnoliopsida (Dicots)	Reptilia (Reptiles)
Order	Proteales (Proteales)	Testudines (Turtles & Tortoises)
Family	Proteaceae	Cheloniidae (Sea Turtles)
Genus	Serruria	Chelonia (Green Sea Turtles)
Species	Serruria bolusii	Dermochelys coriacea

Conservation Status

Agulhas Spiderhead

NT — Near Threatened

Leatherback Sea Turtle

VU — Vulnerable

Population: ~35.0K

Trend: Decreasing ↓

Physical Characteristics

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

Habitat & Geographic Range

Agulhas Spiderhead

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

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.

Agulhas Spiderhead

The Agulhas Spiderhead (Serruria bolusii) is a species in the genus Serruria. It is currently classified as Near Threatened on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.