Royal Tern vs Yellow-billed Cacique

Thalasseus maximus compared with Amblycercus holosericeus

Taxonomic Classification

Rank	Royal Tern	Yellow-billed Cacique
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (Birds)	Aves (Birds)
Order	Charadriiformes (Charadriiformes)	Passeriformes (Songbirds)
Family	Laridae	Icteridae
Genus	Thalasseus	Amblycercus
Species	Thalasseus maximus	Amblycercus holosericeus

Evolutionary Relationship

Royal Tern and Yellow-billed Cacique share a common ancestor at the Class level: Aves. (Birds)

Conservation Status

Royal Tern

LC — Least Concern

Yellow-billed Cacique

LC — Least Concern

Physical Characteristics

Attribute	Royal Tern	Yellow-billed Cacique
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Royal Tern

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, Sweden, and Venezuela.

Yellow-billed Cacique

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

Royal Tern

Royal Tern (Thalasseus maximus) 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.

Yellow-billed Cacique

Yellow-billed Cacique (Amblycercus holosericeus) 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 4 countries:

🇨🇴 Colombia 🇪🇨 Ecuador 🇳🇴 Norway 🇻🇪 Venezuela