Giant Otter vs Square-spot Deerfly

Pteronura brasiliensis compared with Chrysops viduatus

Key Differences

• Giant Otter is Endangered while Square-spot Deerfly is Least Concern.

Taxonomic Classification

Rank	Giant Otter	Square-spot Deerfly
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Carnivora (Carnivorans)	Diptera (Diptera)
Family	Mustelidae (Weasels & Otters)	Tabanidae
Genus	Pteronura	Chrysops
Species	Pteronura brasiliensis	Chrysops viduatus

Evolutionary Relationship

Giant Otter and Square-spot Deerfly share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Giant Otter

EN — Endangered

Square-spot Deerfly

LC — Least Concern

Physical Characteristics

Attribute	Giant Otter	Square-spot Deerfly
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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.

Square-spot Deerfly

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.