Crested Myna vs Polynesian Tree Snail

Acridotheres cristatellus compared with Partula dolichostoma

Key Differences

• Crested Myna is Least Concern while Polynesian Tree Snail is Extinct.

Taxonomic Classification

Rank	Crested Myna	Polynesian Tree Snail
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Aves (Birds)	Gastropoda (Gastropoda)
Order	Passeriformes (Songbirds)	Stylommatophora (Stylommatophora)
Family	Sturnidae	Partulidae
Genus	Acridotheres	Partula
Species	Acridotheres cristatellus	Partula dolichostoma

Evolutionary Relationship

Crested Myna and Polynesian Tree Snail share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Crested Myna

LC — Least Concern

Polynesian Tree Snail

EX — Extinct

Physical Characteristics

Attribute	Crested Myna	Polynesian Tree Snail
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic 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).

Polynesian Tree Snail

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

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.