Black-headed Antthrush vs Brown Rat

Formicarius nigricapillus compared with Rattus norvegicus

Taxonomic Classification

Rank	Black-headed Antthrush	Brown Rat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Passeriformes (Songbirds)	Rodentia (Rodents)
Family	Formicariidae	Muridae (Mice & Rats)
Genus	Formicarius	Rattus
Species	Formicarius nigricapillus	Rattus norvegicus

Evolutionary Relationship

Black-headed Antthrush and Brown Rat share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Black-headed Antthrush

LC — Least Concern

Brown Rat

LC — Least Concern

Physical Characteristics

Attribute	Black-headed Antthrush	Brown Rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black-headed Antthrush

Habitat

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

Range

Distributed across Colombia, Ecuador, and Norway.

Brown Rat

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 10 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (11 countries), Asia (15 countries), Europe (41 countries), North America (16 countries), Oceania and the Pacific (10 countries), and South America (10 countries).

Black-headed Antthrush

The Black-headed Antthrush (Formicarius nigricapillus) is a species in the genus Formicarius. It is currently classified as Least Concern on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.

Brown Rat

Brown Rat (Rattus norvegicus) 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.

Shared Countries

Both species can be found in 3 countries:

🇨🇴 Colombia 🇪🇨 Ecuador 🇳🇴 Norway