Riesenolivtyrann vs Grauwangen-Olivtyrann

Elaenia dayi compared with Elaenia chiriquensis

Taxonomic Classification

Rank	Riesenolivtyrann	Grauwangen-Olivtyrann
Kingdom same	Animalia (Tier)	Animalia (Tier)
Phylum same	Chordata (Chordatiere)	Chordata (Chordatiere)
Class same	Aves (Vögel)	Aves (Vögel)
Order same	Passeriformes (Sperlingsvögel)	Passeriformes (Sperlingsvögel)
Family same	Tyrannidae	Tyrannidae
Genus same	Elaenia	Elaenia
Species	Elaenia dayi	Elaenia chiriquensis

Evolutionary Relationship

Riesenolivtyrann and Grauwangen-Olivtyrann share a common ancestor at the Genus level: Elaenia.

Conservation Status

Riesenolivtyrann

LC — Least Concern

Grauwangen-Olivtyrann

LC — Least Concern

Physical Characteristics

Attribute	Riesenolivtyrann	Grauwangen-Olivtyrann
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Riesenolivtyrann

Habitat

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

Range

Distributed across Norway and Venezuela.

Grauwangen-Olivtyrann

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

Grauwangen-Olivtyrann

Lesser Elaenia (Elaenia chiriquensis) 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 2 countries:

🇳🇴 Norway 🇻🇪 Venezuela