Arizona Cotton Rat vs Mute Swan

Sigmodon arizonae compared with Cygnus olor

Key Differences

• Arizona Cotton Rat is Least Concern while Mute Swan is Near Threatened.

Taxonomic Classification

Rank	Arizona Cotton Rat	Mute Swan
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Rodentia (Rodents)	Anseriformes (Anseriformes)
Family	Cricetidae	Anatidae
Genus	Sigmodon	Cygnus
Species	Sigmodon arizonae	Cygnus olor

Evolutionary Relationship

Arizona Cotton Rat and Mute Swan share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Arizona Cotton Rat

LC — Least Concern

Mute Swan

NT — Near Threatened

Population: ~600.0K

Trend: Increasing ↑

Physical Characteristics

Attribute	Arizona Cotton Rat	Mute Swan
Diet	—	Herbivore
Average Lifespan	—	20 years
Average Length	—	1.5 m
Average Weight	—	12.0 kg

Habitat & Geographic Range

Arizona Cotton Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Mute Swan

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, tundra, and tropical and subtropical moist broadleaf forests, among 8 distinct biome types.

Range

Widely distributed across Africa (South Africa), Asia (4 countries), Europe (24 countries), North America (Canada, Dominican Republic, United States), Oceania and the Pacific (New Zealand), and South America (Colombia, Peru). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Arizona Cotton Rat

The Arizona Cotton Rat, Sigmodon arizonae, is a species. It is currently assessed as least concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

Mute Swan

The most commonly encountered swan globally and one of the largest flying birds, mute swans weigh up to 15 kg and inhabit lakes, rivers, and coastal bays across Europe and Asia, with widespread introduced populations in North America and Australia. Despite their name, mute swans produce a range of hissing, grunting, and wing-whistling sounds. Males aggressively defend territories and are capable of injuring humans and drowning dogs with powerful wing strikes.