Bitter Tooth vs Brown eagle-ray

Hydnellum scabrosum compared with Aetomylaeus milvus

Key Differences

• Bitter Tooth is Near Threatened while Brown eagle-ray is Endangered.

Taxonomic Classification

Rank	Bitter Tooth	Brown eagle-ray
Kingdom	Fungi (真菌界)	Animalia (动物界)
Phylum	Basidiomycota (担子菌门)	Chordata (脊索动物门)
Class	Agaricomycetes (傘菌綱)	Elasmobranchii
Order	Thelephorales (革菌目)	Myliobatiformes (鱝目)
Family	Bankeraceae	Myliobatidae
Genus	Hydnellum	Aetomylaeus
Species	Hydnellum scabrosum	Aetomylaeus milvus

Conservation Status

Bitter Tooth

NT — Near Threatened

Brown eagle-ray

EN — Endangered

Physical Characteristics

Attribute	Bitter Tooth	Brown eagle-ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bitter Tooth

Habitat

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

Range

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

Brown eagle-ray

Habitat

Native to Asia, inhabiting ecosystems characteristic of the region.

Range

Found in Taiwan. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Bitter Tooth

The Bitter Tooth (Hydnellum scabrosum) is a species in the genus Hydnellum. It is currently classified as Near Threatened on the IUCN Red List. Typically found in forest floors, decomposing wood, and soil ecosystems.

Brown eagle-ray

The Brown Eagle-ray (Aetomylaeus milvus) is a species in the genus Aetomylaeus. It is currently classified as Endangered on the IUCN Red List. Native to Asia, inhabiting ecosystems characteristic of the region.