Komodo Dragon vs Olive-Backed Thrush

Varanus komodoensis compared with Catharus ustulatus

Key Differences

Komodo Dragon is Endangered while Olive-Backed Thrush is Least Concern.

Taxonomic Classification

Rank	Komodo Dragon	Olive-Backed Thrush
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Reptilia (Reptiles)	Aves (Birds)
Order	Squamata (Lizards & Snakes)	Passeriformes (Songbirds)
Family	Varanidae (Monitor Lizards)	Turdidae
Genus	Varanus (Monitor Lizards)	Catharus
Species	Varanus komodoensis	Catharus ustulatus

Evolutionary Relationship

Komodo Dragon and Olive-Backed Thrush share a common ancestor at the Phylum level: Chordata. (Chordates)

View Phylum: Chordata

Conservation Status

Komodo Dragon

EN — Endangered

Population: ~3.5K

Trend: Stable →

Olive-Backed Thrush

LC — Least Concern

Physical Characteristics

Attribute	Komodo Dragon	Olive-Backed Thrush
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.

Olive-Backed Thrush

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Widely distributed across Europe (Denmark, Norway, Sweden), North America (United States), and South America (Colombia, Ecuador, Venezuela).

Komodo Dragon

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

Olive-Backed Thrush

Olive-Backed Thrush (Catharus ustulatus) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.