Curled Thistle vs Harmless Serotine

Carduus crispus compared with Eptesicus innoxius

Key Differences

• Curled Thistle is Least Concern while Harmless Serotine is Near Threatened.

Taxonomic Classification

Rank	Curled Thistle	Harmless Serotine
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (Chordates)
Class	Magnoliopsida (Dicots)	Mammalia (Mammals)
Order	Asterales (Daisies & Sunflowers)	Chiroptera (Bats)
Family	Asteraceae (Daisy Family)	Vespertilionidae
Genus	Carduus	Eptesicus
Species	Carduus crispus	Eptesicus innoxius

Conservation Status

Curled Thistle

LC — Least Concern

Harmless Serotine

NT — Near Threatened

Physical Characteristics

Attribute	Curled Thistle	Harmless Serotine
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Curled Thistle

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Widely distributed across Asia (Japan, North Korea), Europe (7 countries), and North America (Canada, United States).

Harmless Serotine

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.