Japanese Weasel vs Lesser Nighthawk

Mustela itatsi compared with Chordeiles acutipennis

Key Differences

• Japanese Weasel is Near Threatened while Lesser Nighthawk is Least Concern.

Taxonomic Classification

Rank	Japanese Weasel	Lesser Nighthawk
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Carnivora (Carnivorans)	Caprimulgiformes (Caprimulgiformes)
Family	Mustelidae (Weasels & Otters)	Caprimulgidae
Genus	Mustela	Chordeiles
Species	Mustela itatsi	Chordeiles acutipennis

Evolutionary Relationship

Japanese Weasel and Lesser Nighthawk share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Japanese Weasel

NT — Near Threatened

Lesser Nighthawk

LC — Least Concern

Physical Characteristics

Attribute	Japanese Weasel	Lesser Nighthawk
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Japanese Weasel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Japan. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Lesser Nighthawk

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

Lesser Nighthawk

Lesser Nighthawk (Chordeiles acutipennis) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.