Komodo Dragon vs Rio Negro Gnatcatcher

Varanus komodoensis compared with Polioptila facilis

Key Differences

• Komodo Dragon is Endangered while Rio Negro Gnatcatcher is Least Concern.

Taxonomic Classification

Rank	Komodo Dragon	Rio Negro Gnatcatcher
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class	Reptilia (爬虫類)	Aves (鳥類)
Order	Squamata (有鱗目)	Passeriformes (スズメ目)
Family	Varanidae (Monitor Lizards)	Polioptilidae
Genus	Varanus (Monitor Lizards)	Polioptila
Species	Varanus komodoensis	Polioptila facilis

Evolutionary Relationship

Komodo Dragon and Rio Negro Gnatcatcher share a common ancestor at the Phylum level: Chordata. (脊索動物)

Conservation Status

Komodo Dragon

EN — Endangered

Population: ~3.5K

Trend: Stable →

Rio Negro Gnatcatcher

LC — Least Concern

Physical Characteristics

Attribute	Komodo Dragon	Rio Negro Gnatcatcher
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.

Rio Negro Gnatcatcher

Habitat

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

Range

Found in Colombia.

Komodo Dragon

コモドオオトカゲ（Varanus komodoensis）は現存する最大のトカゲである。インドネシアのいくつかの島にのみ生息している。