Asian Openbill vs Royal Tern

Anastomus oscitans compared with Thalasseus maximus

Taxonomic Classification

Rank	Asian Openbill	Royal Tern
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (Birds)	Aves (Birds)
Order	Ciconiiformes (Ciconiiformes)	Charadriiformes (Charadriiformes)
Family	Ciconiidae	Laridae
Genus	Anastomus	Thalasseus
Species	Anastomus oscitans	Thalasseus maximus

Evolutionary Relationship

Asian Openbill and Royal Tern share a common ancestor at the Class level: Aves. (Birds)

Conservation Status

Asian Openbill

LC — Least Concern

Royal Tern

LC — Least Concern

Physical Characteristics

Attribute	Asian Openbill	Royal Tern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Asian Openbill

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.

Asian Openbill

The Asian Openbill (Anastomus oscitans) is a species in the genus Anastomus. It is currently classified as Least Concern on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments. Found in Norway.

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