Erlenzäpfchen-Becherling vs Koala

Ciboria viridifusca compared with Phascolarctos cinereus

Key Differences

Erlenzäpfchen-Becherling is Least Concern while Koala is Vulnerable.

Taxonomic Classification

Rank	Erlenzäpfchen-Becherling	Koala
Kingdom	Fungi (Pilze)	Animalia (Tier)
Phylum	Ascomycota (Schlauchpilze)	Chordata (Chordatiere)
Class	Leotiomycetes (Leotiomycetes)	Mammalia (Säugetiere)
Order	Helotiales (Helotiales)	Diprotodontia (Marsupials)
Family	Sclerotiniaceae	Phascolarctidae (Koalas)
Genus	Ciboria	Phascolarctos (Koalas)
Species	Ciboria viridifusca	Phascolarctos cinereus

Conservation Status

Erlenzäpfchen-Becherling

LC — Least Concern

Koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Erlenzäpfchen-Becherling	Koala
Diet	—	Herbivore
Average Lifespan	—	15 years
Average Length	—	75 cm
Average Weight	—	10.0 kg

Habitat & Geographic Range

Erlenzäpfchen-Becherling

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

Koala

Habitat

Typically found in grasslands, forests, and vegetated habitats.

Range

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

Erlenzäpfchen-Becherling

Ciboria viridifusca is a saprotrophic discomycete in the family Sclerotiniaceae, found in temperate Europe. It produces small, stalked cup-shaped fruiting bodies with an olive-brown to greenish-brown (viridifusca: green-brown) coloration, which distinguishes it from other members of the genus with more uniformly tan or chestnut coloration. The species fruits on fallen catkins or other plant debris in moist deciduous woodland, typically in spring or early summer following the fall of host plant material. It is classified as Least Concern, indicating stable populations within its European range. Ciboria viridifusca contributes to saprotrophic communities in woodland ecosystems, decomposing fine organic litter and participating in the cycling of carbon and nutrients. Like other Ciboria species, it is a specialist saprotroph closely tied to the availability of suitable host plant substrates. Identification requires microscopic examination, and this species may be confused with related taxa without careful analysis of spore dimensions and color. The genus Ciboria is part of the broader Sclerotiniaceae family, which is well-studied owing to its inclusion of economically important plant pathogens, though the Ciboria species themselves are benign decomposers. Records of this fungus are scattered across central Europe, and accurate distribution mapping requires systematic mycological surveys. Conservation of mature deciduous woodland benefits discomycete diversity broadly.

Koala

Iconic marsupial of eastern and southeastern Australia, koalas weigh up to 15 kg and spend up to 22 hours daily sleeping to conserve energy from their low-calorie eucalyptus leaf diet. Highly specialized to process toxic eucalyptus compounds that would kill most other mammals, they have gut microbiomes uniquely adapted for detoxification. Listed as Endangered in 2022, with populations decimated by chlamydia disease, habitat clearing, and climate change.