Calamus vs Greater Crested Tern

Acorus calamus compared with Thalasseus bergii

Taxonomic Classification

Rank	Calamus	Greater Crested Tern
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (Chordates)
Class	Liliopsida (Monocots)	Aves (Birds)
Order	Acorales (Acorales)	Charadriiformes (Charadriiformes)
Family	Acoraceae	Laridae
Genus	Acorus	Thalasseus
Species	Acorus calamus	Thalasseus bergii

Conservation Status

Calamus

LC — Least Concern

Greater Crested Tern

LC — Least Concern

Physical Characteristics

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

Habitat & Geographic Range

Calamus

Habitat

Inhabits tropical and subtropical moist broadleaf forests and tropical and subtropical coniferous forests within the Indomalayan biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (South Africa), Asia (5 countries), Europe (30 countries), and North America (Canada, United States).

Greater Crested Tern

Habitat

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

Range

Found in Norway.

Calamus

The Calamus (Acorus calamus) is a species in the genus Acorus. It is currently classified as Least Concern on the IUCN Red List. Inhabits tropical and subtropical moist broadleaf forests and tropical and subtropical coniferous forests within the Indomalayan biogeographic realm. Populations are also found in montane and highland environments at higher elevations.