Ardilla Gris Oriental vs tiny risso snail

Sciurus carolinensis compared with Rissoa parva

Key Differences

Ardilla Gris Oriental is Not Evaluated while tiny risso snail is Least Concern.

Taxonomic Classification

Rank	Ardilla Gris Oriental	tiny risso snail
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum	Chordata (脊索動物)	Mollusca (軟体動物)
Class	Mammalia (哺乳類)	Gastropoda (腹足綱)
Order	Rodentia (ネズミ目)	Littorinimorpha (タマキビガイ下目)
Family	Sciuridae (Squirrels)	Rissoidae
Genus	Sciurus (Tree Squirrels)	Rissoa
Species	Sciurus carolinensis	Rissoa parva

Evolutionary Relationship

Ardilla Gris Oriental and tiny risso snail share a common ancestor at the Kingdom level: Animalia. (動物)

表示 Kingdom: Animalia

Conservation Status

Ardilla Gris Oriental

NE — Not Evaluated

Trend: Stable →

tiny risso snail

LC — Least Concern

Physical Characteristics

Attribute	Ardilla Gris Oriental	tiny risso snail
Diet	Omnivore	—
Average Lifespan	6 years	—
Average Length	25 cm	—
Average Weight	500 g	—

Habitat & Geographic Range

Ardilla Gris Oriental

Habitat

Typically found in a wide range of habitat types.

Range

Widely distributed across Africa (South Africa), Asia (Indonesia), Europe (10 countries), and North America (Mexico, United States).

tiny risso snail

Habitat

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

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

Ardilla Gris Oriental

ヒガシハイリス（Sciurus carolinensis）は北米東部原産の中型樹上性げっ歯類で、ヨーロッパをはじめ世界各地に移入された外来種である。IUCNレッドリストでは軽度懸念（LC）に分類されており、都市公園や郊外の森林環境への適応力が高く、堅果の埋蔵行動が植物の種子散布に重要な役割を果たしている。英国ではニホンリスを食物競争で駆逐しており、侵略的外来種としても問題視されている。