Giant Otter vs Guildford Piercer

Pteronura brasiliensis compared with Pammene agnotana

Key Differences

• Giant Otter is Endangered while Guildford Piercer is Near Threatened.

Taxonomic Classification

Rank	Giant Otter	Guildford Piercer
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Carnivora (Carnivorans)	Lepidoptera (Butterflies & Moths)
Family	Mustelidae (Weasels & Otters)	Tortricidae
Genus	Pteronura	Pammene
Species	Pteronura brasiliensis	Pammene agnotana

Evolutionary Relationship

Giant Otter and Guildford Piercer share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Giant Otter

EN — Endangered

Guildford Piercer

NT — Near Threatened

Physical Characteristics

Attribute	Giant Otter	Guildford Piercer
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.

Guildford Piercer

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.