Alpine Rock-Cress vs Common Tern
Arabis alpina compared with Sterna hirundo
Key Differences
- Alpine Rock-Cress is Least Concern while Common Tern is Endangered.
Taxonomic Classification
| Rank | Alpine Rock-Cress | Common Tern |
|---|---|---|
| Kingdom | Plantae (Plants) | Animalia (Animals) |
| Phylum | Magnoliophyta (Flowering Plants) | Chordata (Chordates) |
| Class | Magnoliopsida (Dicots) | Aves (Birds) |
| Order | Brassicales (Brassicales) | Charadriiformes (Charadriiformes) |
| Family | Brassicaceae | Laridae |
| Genus | Arabis | Sterna |
| Species | Arabis alpina | Sterna hirundo |
Conservation Status
Alpine Rock-Cress
LC — Least ConcernCommon Tern
EN — EndangeredPhysical Characteristics
| Attribute | Alpine Rock-Cress | Common Tern |
|---|---|---|
| Diet | — | — |
| Average Lifespan | — | — |
| Average Length | — | — |
| Average Weight | — | — |
Habitat & Geographic Range
Alpine Rock-Cress
Typically found in diverse terrestrial habitats from tropical forests to temperate regions.
Widely distributed across Europe (10 countries), North America (Canada, United States), and South America (Argentina).
Common Tern
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.
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.
Alpine Rock-Cress
The Alpine Rock-Cress (Arabis alpina) is a species in the genus Arabis. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions. Widely distributed across Europe (10 countries), North America (Canada, United States), and South America (Argentina).
Common Tern
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 5 countries:
Related Comparisons
Nature FYI Family
Explore more of the natural world across our sister sites.
Part of the Nature FYI family — FYIPedia