Bicolored Antpitta vs Undulated Antpitta

Grallaria rufocinerea compared with Grallaria squamigera

Key Differences

• Bicolored Antpitta is Vulnerable while Undulated Antpitta is Least Concern.

Taxonomic Classification

Rank	Bicolored Antpitta	Undulated Antpitta
Kingdom same	Animalia (حيوانات)	Animalia (حيوانات)
Phylum same	Chordata (حبليات)	Chordata (حبليات)
Class same	Aves (طيور)	Aves (طيور)
Order same	Passeriformes (جواثم)	Passeriformes (جواثم)
Family same	Grallariidae	Grallariidae
Genus same	Grallaria	Grallaria
Species	Grallaria rufocinerea	Grallaria squamigera

Evolutionary Relationship

Bicolored Antpitta and Undulated Antpitta share a common ancestor at the Genus level: Grallaria.

Conservation Status

Bicolored Antpitta

VU — Vulnerable

Undulated Antpitta

LC — Least Concern

Physical Characteristics

Attribute	Bicolored Antpitta	Undulated Antpitta
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bicolored Antpitta

Habitat

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

Range

Distributed across Colombia, Ecuador, and Norway. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Undulated Antpitta

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

Bicolored Antpitta

Bicolored Antpitta (Grallaria rufocinerea) is classified as Vulnerable (VU) on the IUCN Red List. Facing a high risk of endangerment in the wild, with declining populations and increasing habitat pressure.

Undulated Antpitta

Undulated Antpitta (Grallaria squamigera) 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