Common Big-eared Bat vs Eurasian pygmy shrew

Micronycteris microtis compared with Sorex minutus

Key Differences

• Common Big-eared Bat is Least Concern while Eurasian pygmy shrew is Vulnerable.

Taxonomic Classification

Rank	Common Big-eared Bat	Eurasian pygmy shrew
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	Chiroptera (翼手目)	Soricomorpha (トガリネズミ目)
Family	Phyllostomidae	Soricidae
Genus	Micronycteris	Sorex
Species	Micronycteris microtis	Sorex minutus

Evolutionary Relationship

Common Big-eared Bat and Eurasian pygmy shrew share a common ancestor at the Class level: Mammalia. (哺乳類)

Conservation Status

Common Big-eared Bat

LC — Least Concern

Eurasian pygmy shrew

VU — Vulnerable

Physical Characteristics

Attribute	Common Big-eared Bat	Eurasian pygmy shrew
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Common Big-eared Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.

Eurasian pygmy shrew

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found across Europe (6 countries). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Common Big-eared Bat

The common big-eared bat (<em>Micronycteris microtis</em>) is a small insectivorous bat belonging to the family Phyllostomidae, native to tropical and subtropical regions of South America. Its range includes Colombia and Venezuela, where it typically inhabits diverse terrestrial and aquatic environments including forests and riparian zones. It is classified as Least Concern on the IUCN Red List, indicating a relatively stable population. As its common name suggests, <em>Micronycteris microtis</em> is distinguished by notably large ears relative to its body size, which enhance its echolocation capabilities for detecting prey and navigating complex forest environments. The species is often associated with lowland and foothill forests, roosting in caves, hollow trees, and dense vegetation. It typically feeds on insects and may also consume small vertebrates or fruit on occasion. Biological traits of this species remain poorly documented in the scientific literature.

Eurasian pygmy shrew

コジネズミ（Sorex minutus）はIUCNレッドリストで危急（VU）に分類されています。野生での危機的状況に陥る高いリスクがあり、個体数が減少し、生息地への圧力が増しています。