Greater Crested Tern vs Royal Tern

Thalasseus bergii compared with Thalasseus maximus

Taxonomic Classification

Rank	Greater Crested Tern	Royal Tern
Kingdom same	Animalia (hayvan)	Animalia (hayvan)
Phylum same	Chordata (Kordalılar)	Chordata (Kordalılar)
Class same	Aves (kuş)	Aves (kuş)
Order same	Charadriiformes (Yağmur kuşları)	Charadriiformes (Yağmur kuşları)
Family same	Laridae	Laridae
Genus same	Thalasseus	Thalasseus
Species	Thalasseus bergii	Thalasseus maximus

Evolutionary Relationship

Greater Crested Tern and Royal Tern share a common ancestor at the Genus level: Thalasseus.

Conservation Status

Greater Crested Tern

LC — Least Concern

Royal Tern

LC — Least Concern

Physical Characteristics

Attribute	Greater Crested Tern	Royal Tern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Greater Crested Tern

Habitat

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

Range

Found in Norway.

Royal Tern

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, Sweden, 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.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway