Cave ground-beetle vs Crested Myna

Trechus terceiranus compared with Acridotheres cristatellus

Key Differences

• Cave ground-beetle is Vulnerable while Crested Myna is Least Concern.

Taxonomic Classification

Rank	Cave ground-beetle	Crested Myna
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Aves (Birds)
Order	Coleoptera (Beetles)	Passeriformes (Songbirds)
Family	Carabidae	Sturnidae
Genus	Trechus	Acridotheres
Species	Trechus terceiranus	Acridotheres cristatellus

Evolutionary Relationship

Cave ground-beetle and Crested Myna share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Cave ground-beetle

VU — Vulnerable

Crested Myna

LC — Least Concern

Physical Characteristics

Attribute	Cave ground-beetle	Crested Myna
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Cave ground-beetle

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

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

Crested Myna

Habitat

Inhabits tropical and subtropical dry broadleaf forests and tropical and subtropical grasslands and savannas within the Neotropic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (Japan, Singapore, United Arab Emirates), Europe (7 countries), and South America (Argentina, Bolivia).

Cave ground-beetle

The Cave ground-beetle (Trechus terceiranus) is a species in the genus Trechus. It is currently classified as Vulnerable on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

Crested Myna

Crested Myna (Acridotheres cristatellus) 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:

🇵🇹 Portugal