Komodo Dragon vs Sparsetooth dogfish

Varanus komodoensis compared with Scymnodalatias oligodon

Key Differences

• Komodo Dragon is Endangered while Sparsetooth dogfish is Least Concern.

Taxonomic Classification

Rank	Komodo Dragon	Sparsetooth dogfish
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Reptilia (Reptiles)	Elasmobranchii
Order	Squamata (Lizards & Snakes)	Squaliformes (Squaliformes)
Family	Varanidae (Monitor Lizards)	Somniosidae
Genus	Varanus (Monitor Lizards)	Scymnodalatias
Species	Varanus komodoensis	Scymnodalatias oligodon

Evolutionary Relationship

Komodo Dragon and Sparsetooth dogfish share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Komodo Dragon

EN — Endangered

Population: ~3.5K

Trend: Stable →

Sparsetooth dogfish

LC — Least Concern

Physical Characteristics

Attribute	Komodo Dragon	Sparsetooth dogfish
Diet	Carnivore	—
Average Lifespan	30 years	—
Average Length	2.6 m	—
Average Weight	70.0 kg	—

Habitat & Geographic Range

Komodo Dragon

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

Range

Found in Indonesia. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Sparsetooth dogfish

Habitat

Native to South America, inhabiting ecosystems characteristic of the region.

Range

Found in Chile.

Komodo Dragon

The Komodo dragon is the largest living lizard. It is found only on a few Indonesian islands.