Fork-tailed Pygmy-Tyrant vs Nelson s Antelope Squirrel

Hemitriccus furcatus compared with Ammospermophilus nelsoni

Key Differences

• Fork-tailed Pygmy-Tyrant is Vulnerable while Nelson s Antelope Squirrel is Endangered.

Taxonomic Classification

Rank	Fork-tailed Pygmy-Tyrant	Nelson s Antelope Squirrel
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Passeriformes (Songbirds)	Rodentia (Rodents)
Family	Tyrannidae	Sciuridae (Squirrels)
Genus	Hemitriccus	Ammospermophilus
Species	Hemitriccus furcatus	Ammospermophilus nelsoni

Evolutionary Relationship

Fork-tailed Pygmy-Tyrant and Nelson s Antelope Squirrel share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Fork-tailed Pygmy-Tyrant

VU — Vulnerable

Nelson s Antelope Squirrel

EN — Endangered

Physical Characteristics

Attribute	Fork-tailed Pygmy-Tyrant	Nelson s Antelope Squirrel
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Fork-tailed Pygmy-Tyrant

Habitat

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

Range

Found in Norway. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Nelson s Antelope Squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.