Eastern Willow Spreadwing vs Giant Otter

Chalcolestes parvidens compared with Pteronura brasiliensis

Key Differences

• Eastern Willow Spreadwing is Least Concern while Giant Otter is Endangered.

Taxonomic Classification

Rank	Eastern Willow Spreadwing	Giant Otter
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Mammalia (Mammals)
Order	Odonata (Odonata)	Carnivora (Carnivorans)
Family	Lestidae	Mustelidae (Weasels & Otters)
Genus	Chalcolestes	Pteronura
Species	Chalcolestes parvidens	Pteronura brasiliensis

Evolutionary Relationship

Eastern Willow Spreadwing and Giant Otter share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Eastern Willow Spreadwing

LC — Least Concern

Giant Otter

EN — Endangered

Physical Characteristics

Attribute	Eastern Willow Spreadwing	Giant Otter
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Eastern Willow Spreadwing

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Giant Otter

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.