Field Earthstar vs Miller’s Mastiff Bat

Geastrum campestre compared with Molossus pretiosus

Key Differences

• Field Earthstar is Critically Endangered while Miller’s Mastiff Bat is Least Concern.

Taxonomic Classification

Rank	Field Earthstar	Miller’s Mastiff Bat
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Basidiomycota (Club Fungi)	Chordata (Chordates)
Class	Agaricomycetes (Mushrooms)	Mammalia (Mammals)
Order	Geastrales (Geastrales)	Chiroptera (Bats)
Family	Geastraceae	Molossidae
Genus	Geastrum	Molossus
Species	Geastrum campestre	Molossus pretiosus

Conservation Status

Field Earthstar

CR — Critically Endangered

Miller’s Mastiff Bat

LC — Least Concern

Physical Characteristics

Attribute	Field Earthstar	Miller’s Mastiff Bat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Field Earthstar

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and Mediterranean forests and woodlands within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found across Europe (6 countries). Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Miller’s Mastiff Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.