Long-eared Owl vs Miller’s Mastiff Bat

Asio otus compared with Molossus pretiosus

Key Differences

• Long-eared Owl is Data Deficient while Miller’s Mastiff Bat is Least Concern.

Taxonomic Classification

Rank	Long-eared Owl	Miller’s Mastiff Bat
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum same	Chordata (สัตว์มีแกนสันหลัง)	Chordata (สัตว์มีแกนสันหลัง)
Class	Aves (นก)	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)
Order	Strigiformes (นกเค้าแมว)	Chiroptera (ค้างคาว)
Family	Strigidae (True Owls)	Molossidae
Genus	Asio	Molossus
Species	Asio otus	Molossus pretiosus

Evolutionary Relationship

Long-eared Owl and Miller’s Mastiff Bat share a common ancestor at the Phylum level: Chordata. (สัตว์มีแกนสันหลัง)

Conservation Status

Long-eared Owl

DD — Data Deficient

Miller’s Mastiff Bat

LC — Least Concern

Physical Characteristics

Attribute	Long-eared Owl	Miller’s Mastiff Bat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Long-eared Owl

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Found across Europe (5 countries) and North America (United States).

Miller’s Mastiff Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.

Long-eared Owl

Long-eared Owl (Asio otus) is classified as Data Deficient (DD) on the IUCN Red List. Insufficient data available to assess extinction risk. Further research and field surveys are needed.