vs Eurasian Skylark

Coccomyces tumidus compared with Alauda arvensis

Key Differences

is Not Evaluated while Eurasian Skylark is Vulnerable.

Taxonomic Classification

Rank		Eurasian Skylark
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Ascomycota (Sac Fungi)	Chordata (Chordates)
Class	Leotiomycetes (Leotiomycetes)	Aves (Birds)
Order	Rhytismatales (Rhytismatales)	Passeriformes (Songbirds)
Family	Rhytismataceae	Alaudidae
Genus	Coccomyces	Alauda
Species	Coccomyces tumidus	Alauda arvensis

Conservation Status

NE — Not Evaluated

Eurasian Skylark

VU — Vulnerable

Physical Characteristics

Attribute		Eurasian Skylark
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Belgium, Denmark, and Norway.

Eurasian Skylark

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, tundra, and tropical and subtropical moist broadleaf forests spanning the Australasia and Oceanian realms.

Range

Widely distributed across Europe (5 countries), North America (Canada, United States), and Oceania and the Pacific (Australia, New Zealand). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Coccomyces tumidus is a small discomycete fungus in the family Rhytismataceae, found decomposing fallen leaves and plant debris in temperate European woodlands. The genus Coccomyces belongs to the order Rhytismatales, a group of ascomycetes that predominantly occupy a saprotrophic niche on dead plant material, though some relatives in the family are pathogenic on living plant hosts. Coccomyces tumidus produces the characteristic small, dark, disc-shaped apothecia typical of the genus, which emerge from or are embedded in the surface of decomposing leaves. The species epithet 'tumidus'—Latin for swollen—likely refers to a distinctive swollen or raised morphology of the stromata or fruiting bodies. This species has been recorded from European forest habitats, where it colonizes the leaf litter layer of deciduous forests, assisting in the physical and chemical breakdown of plant debris. The fruiting bodies produce asci containing ascospores that are dispersed by air currents to infect new substrate during periods of wet weather conducive to spore germination. Coccomyces species as a group present taxonomic challenges due to the small size and morphological similarity of fruiting bodies, and molecular phylogenetic methods have been necessary to clarify species boundaries within the genus. As a decomposer, C. tumidus contributes to carbon and nutrient cycling in European forest ecosystems. Its conservation status has not been assessed by the IUCN.

Eurasian Skylark

Celebrated across European literature and poetry for its complex, melodious song sung on the wing during spectacular display flights, Eurasian skylarks soar vertically hundreds of meters above open farmland, grassland, and heathland across Europe and Asia while producing an uninterrupted torrent of song lasting up to an hour. Males can produce over 700 distinct song phrases. Once enormously abundant across European farmland, skylark populations have declined over 70% since 1970 due to agricultural intensification.