Bitter Bolete vs Giant Otter

Tylopilus felleus compared with Pteronura brasiliensis

Key Differences

• Bitter Bolete is Least Concern while Giant Otter is Endangered.

Taxonomic Classification

Rank	Bitter Bolete	Giant Otter
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Basidiomycota (Club Fungi)	Chordata (Chordates)
Class	Agaricomycetes (Mushrooms)	Mammalia (Mammals)
Order	Boletales (Boletales)	Carnivora (Carnivorans)
Family	Boletaceae	Mustelidae (Weasels & Otters)
Genus	Tylopilus	Pteronura
Species	Tylopilus felleus	Pteronura brasiliensis

Conservation Status

Bitter Bolete

LC — Least Concern

Giant Otter

EN — Endangered

Physical Characteristics

Attribute	Bitter Bolete	Giant Otter
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bitter Bolete

Habitat

Typically found in forest floors, decomposing wood, and soil ecosystems.

Range

Distributed across Belgium, Denmark, Norway, Sweden, and United States.

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.

Bitter Bolete

The Bitter Bolete (Tylopilus felleus) is a species in the genus Tylopilus. It is currently classified as Least Concern on the IUCN Red List. Typically found in forest floors, decomposing wood, and soil ecosystems.