Leatherback Sea Turtle vs red kangaroo

Dermochelys coriacea compared with Macropus rufus

Key Differences

• Leatherback Sea Turtle is Vulnerable while red kangaroo is Least Concern.
• Leatherback Sea Turtle is carnivore while red kangaroo is herbivore.
• Leatherback Sea Turtle is 5.9x heavier than red kangaroo.
• Leatherback Sea Turtle lives longer (50 years vs 16 years).

Taxonomic Classification

Rank	Leatherback Sea Turtle	red kangaroo
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Reptilia (Reptiles)	Mammalia (Mammals)
Order	Testudines (Turtles & Tortoises)	Diprotodontia (Marsupials)
Family	Cheloniidae (Sea Turtles)	Macropodidae (Kangaroos)
Genus	Chelonia (Green Sea Turtles)	Macropus (Kangaroos)
Species	Dermochelys coriacea	Macropus rufus

Evolutionary Relationship

Leatherback Sea Turtle and red kangaroo share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Leatherback Sea Turtle

VU — Vulnerable

Population: ~35.0K

Trend: Decreasing ↓

red kangaroo

LC — Least Concern

Population: ~11.5M

Trend: Stable →

Physical Characteristics

Attribute	Leatherback Sea Turtle	red kangaroo
Diet	Carnivore	Herbivore
Average Lifespan	50 years	16 years
Average Length	2.0 m	1.6 m
Average Weight	500.0 kg	85.0 kg

Habitat & Geographic Range

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.

red kangaroo

Habitat

Typically found in grasslands, forests, and vegetated habitats.

Range

Found in Australia.

Leatherback Sea Turtle

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

red kangaroo

The largest kangaroo and largest marsupial on Earth, red kangaroos can stand 2 meters tall and weigh 90 kg, inhabiting the arid and semi-arid regions of inland Australia. Highly adapted to harsh desert conditions, they can survive without drinking water for long periods by extracting moisture from vegetation. Powerful hind legs enable 9-meter leaps and speeds up to 70 km/h. Males engage in ritualistic boxing contests to compete for females.