Sterne pierregarin vs Cerf de Timor

Sterna hirundo compared with Rusa timorensis

Key Differences

• Sterne pierregarin is Endangered while Cerf de Timor is Vulnerable.

Taxonomic Classification

Rank	Sterne pierregarin	Cerf de Timor
Kingdom same	Animalia (animal)	Animalia (animal)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (oiseau)	Mammalia (mammifères)
Order	Charadriiformes (Charadriiformes)	Artiodactyla (Even-toed Ungulates)
Family	Laridae	Cervidae (Deer)
Genus	Sterna	Rusa
Species	Sterna hirundo	Rusa timorensis

Evolutionary Relationship

Sterne pierregarin and Cerf de Timor share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Sterne pierregarin

EN — Endangered

Cerf de Timor

VU — Vulnerable

Physical Characteristics

Attribute	Sterne pierregarin	Cerf de Timor
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Sterne pierregarin

Habitat

Found across multiple habitat types including tropical and subtropical dry broadleaf forests, flooded grasslands and savannas, and montane grasslands and shrublands, among 9 distinct biome types spanning the Neotropic and Palearctic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Europe (7 countries), North America (United States), and South America (Colombia, Ecuador, Venezuela). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Cerf de Timor

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, tundra, and tropical and subtropical moist broadleaf forests spanning the Australasia and Afrotropic and Oceanian realms.

Range

Distributed across Mauritius, New Zealand, and Norway. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Sterne pierregarin

Common Tern (Sterna hirundo) is classified as Endangered (EN) on the IUCN Red List. At high risk of extinction in the wild, with significant population decline and ongoing threats to survival.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway