Bahamian Lesser Funnel-eared Bat vs Common Big-eared Bat

Chilonatalus tumidifrons compared with Micronycteris microtis

Key Differences

• Bahamian Lesser Funnel-eared Bat is Near Threatened while Common Big-eared Bat is Least Concern.

Taxonomic Classification

Rank	Bahamian Lesser Funnel-eared Bat	Common Big-eared Bat
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum same	Chordata (สัตว์มีแกนสันหลัง)	Chordata (สัตว์มีแกนสันหลัง)
Class same	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)
Order same	Chiroptera (ค้างคาว)	Chiroptera (ค้างคาว)
Family	Natalidae	Phyllostomidae
Genus	Chilonatalus	Micronycteris
Species	Chilonatalus tumidifrons	Micronycteris microtis

Evolutionary Relationship

Bahamian Lesser Funnel-eared Bat and Common Big-eared Bat share a common ancestor at the Order level: Chiroptera. (ค้างคาว)

Conservation Status

Bahamian Lesser Funnel-eared Bat

NT — Near Threatened

Common Big-eared Bat

LC — Least Concern

Physical Characteristics

Attribute	Bahamian Lesser Funnel-eared Bat	Common Big-eared Bat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bahamian Lesser Funnel-eared Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Common Big-eared Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.

Bahamian Lesser Funnel-eared Bat

The Bahamian Lesser Funnel-eared Bat (Chilonatalus tumidifrons) is a species in the genus Chilonatalus. It is currently classified as Near Threatened on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

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.