Alston s Cotton Rat vs Pygargue à tête blanche

Sigmodon alstoni compared with Haliaeetus leucocephalus

Key Differences

• Alston s Cotton Rat is Least Concern while Pygargue à tête blanche is Not Evaluated.

Taxonomic Classification

Rank	Alston s Cotton Rat	Pygargue à tête blanche
Kingdom same	Animalia (animal)	Animalia (animal)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (mammifères)	Aves (oiseau)
Order	Rodentia (Rodents)	Accipitriformes (Hawks & Eagles)
Family	Cricetidae	Accipitridae (Hawks & Eagles)
Genus	Sigmodon	Haliaeetus (Sea Eagles)
Species	Sigmodon alstoni	Haliaeetus leucocephalus

Evolutionary Relationship

Alston s Cotton Rat and Pygargue à tête blanche share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Alston s Cotton Rat

LC — Least Concern

Pygargue à tête blanche

NE — Not Evaluated

Population: ~316.7K

Trend: Increasing ↑

Physical Characteristics

Attribute	Alston s Cotton Rat	Pygargue à tête blanche
Diet	—	Carnivore
Average Lifespan	—	28 years
Average Length	—	90 cm
Average Weight	—	5.0 kg

Habitat & Geographic Range

Alston s Cotton Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.

Pygargue à tête blanche

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and flooded grasslands and savannas, among 10 distinct biome types spanning the Neotropic and Palearctic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Europe (8 countries), North America (United States), and South America (Ecuador).

Alston s Cotton Rat

The Alston s Cotton Rat (Sigmodon alstoni) is a species in the genus Sigmodon. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems. Distributed across Colombia and Venezuela.

Pygargue à tête blanche

The national bird of the United States and a symbol of American conservation success, bald eagles have a wingspan of up to 2.4 meters and inhabit forests and wetlands near open water across North America. Powerful aerial predators and scavengers, they specialize in fish but also take waterfowl and carrion. Nearly extinct by the 1960s due to DDT poisoning and hunting, the bald eagle recovered dramatically following pesticide bans and the Endangered Species Act.