gray wolf vs red-legged short-tailed opossum

Canis lupus compared with Monodelphis brevicaudata

Key Differences

gray wolf is Critically Endangered while red-legged short-tailed opossum is Least Concern.

Taxonomic Classification

Rank	gray wolf	red-legged short-tailed opossum
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class same	Mammalia (哺乳類)	Mammalia (哺乳類)
Order	Carnivora (ネコ目)	Didelphimorphia (Didelphimorphia)
Family	Canidae (Dogs & Wolves)	Didelphidae
Genus	Canis (Dogs & Wolves)	Monodelphis
Species	Canis lupus	Monodelphis brevicaudata

Evolutionary Relationship

gray wolf and red-legged short-tailed opossum share a common ancestor at the Class level: Mammalia. (哺乳類)

表示 Class: Mammalia

Conservation Status

gray wolf

CR — Critically Endangered

Population: ~300.0K

Trend: Stable →

red-legged short-tailed opossum

LC — Least Concern

Physical Characteristics

Attribute	gray wolf	red-legged short-tailed opossum
Diet	Carnivore	—
Average Lifespan	13 years	—
Average Length	1.6 m	—
Average Weight	45.0 kg	—

Habitat & Geographic Range

gray wolf

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, deserts and xeric shrublands, and tropical and subtropical dry broadleaf forests, among 13 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (Seychelles), Asia (Japan), Europe (5 countries), North America (7 countries), Oceania and the Pacific (Marshall Islands, Vanuatu), and South America (5 countries). Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

red-legged short-tailed opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.

gray wolf

最も広い分布域を持つ野生のイヌ科動物であるハイイロオオカミは、北アメリカからユーラシアにかけてのツンドラ、森林、草原などの多様な生息地に分布します。優位な繁殖ペアに率いられた家族単位の群れで生活する高度に社会的な動物です。キーストーン捕食者として獲物個体群を調整し、生態系の構造を根本的に形成することは、イエローストーンでの再導入により実証されています。かつて激しく迫害されましたが、多くの地域で個体群は回復しつつあります。