Chestnut-headed Crake vs Royal Tern

Anurolimnas castaneiceps compared with Thalasseus maximus

Taxonomic Classification

Rank	Chestnut-headed Crake	Royal Tern
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (Birds)	Aves (Birds)
Order	Gruiformes (Gruiformes)	Charadriiformes (Charadriiformes)
Family	Rallidae	Laridae
Genus	Anurolimnas	Thalasseus
Species	Anurolimnas castaneiceps	Thalasseus maximus

Evolutionary Relationship

Chestnut-headed Crake and Royal Tern share a common ancestor at the Class level: Aves. (Birds)

Conservation Status

Chestnut-headed Crake

LC — Least Concern

Royal Tern

LC — Least Concern

Physical Characteristics

Attribute	Chestnut-headed Crake	Royal Tern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Chestnut-headed Crake

Habitat

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

Range

Distributed across Colombia, Ecuador, and Norway.

Royal Tern

Habitat

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

Range

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

Chestnut-headed Crake

The Chestnut-headed Crake (Anurolimnas castaneiceps) is a species in the genus Anurolimnas. It is currently classified as Least Concern on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.

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.

Shared Countries

Both species can be found in 3 countries:

🇨🇴 Colombia 🇪🇨 Ecuador 🇳🇴 Norway