Calao gris vs Calao de Ceylan

Ocyceros griseus compared with Ocyceros gingalensis

Key Differences

• Calao gris is Vulnerable while Calao de Ceylan is Least Concern.

Taxonomic Classification

Rank	Calao gris	Calao de Ceylan
Kingdom same	Animalia (animal)	Animalia (animal)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (oiseau)	Aves (oiseau)
Order same	Bucerotiformes (Bucerotiformes)	Bucerotiformes (Bucerotiformes)
Family same	Bucerotidae	Bucerotidae
Genus same	Ocyceros	Ocyceros
Species	Ocyceros griseus	Ocyceros gingalensis

Evolutionary Relationship

Calao gris and Calao de Ceylan share a common ancestor at the Genus level: Ocyceros.

Conservation Status

Calao gris

VU — Vulnerable

Calao de Ceylan

LC — Least Concern

Physical Characteristics

Attribute	Calao gris	Calao de Ceylan
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Calao gris

Habitat

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

Range

Found in Norway. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Calao de Ceylan

Habitat

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

Range

Found in Norway.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway