Common Male Fern vs koala

Dryopteris filix-mas compared with Phascolarctos cinereus

Key Differences

Common Male Fern is Least Concern while koala is Vulnerable.

Taxonomic Classification

Rank	Common Male Fern	koala
Kingdom	Plantae (पादप)	Animalia (प्राणी)
Phylum	Tracheophyta	Chordata (रज्जुकी)
Class	Polypodiopsida (Polypodiopsida)	Mammalia (स्तनधारी)
Order	Polypodiales (Polypodiales)	Diprotodontia (डाएप्रोटोडोंटिया)
Family	Dryopteridaceae	Phascolarctidae (Koalas)
Genus	Dryopteris	Phascolarctos (Koalas)
Species	Dryopteris filix-mas	Phascolarctos cinereus

Conservation Status

Common Male Fern

LC — Least Concern

koala

VU — Vulnerable

Population: ~100.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Common Male Fern	koala
Diet	—	Herbivore
Average Lifespan	—	15 years
Average Length	—	75 cm
Average Weight	—	10.0 kg

Habitat & Geographic Range

Common Male Fern

Habitat

Typically found in moist, shaded forest floors and tropical canopies.

Range

Widely distributed across Europe (7 countries), North America (United States), Oceania and the Pacific (New Zealand), and South America (Chile).

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.

Common Male Fern

<em>Dryopteris filix-mas</em>, the common male fern, is a robust, semi-evergreen fern in the family Dryopteridaceae, widely distributed across Europe, North America, Oceania, and South America. It is classified as Least Concern on the IUCN Red List. This species typically grows in moist, shaded forest floors, hedgebanks, rocky slopes, and stream margins, preferring acidic to neutral soils in temperate environments. The common male fern produces large, pinnate fronds that can reach over one metre in length, arising from a central crown of scaly rhizomes. It is one of the most familiar ferns of the Northern Hemisphere and has been used medicinally for centuries, with extracts historically employed as an anthelmintic to treat tapeworm infections. The species reproduces via spores produced in kidney-shaped sori arranged in rows on the undersides of fertile fronds. Common male fern plays an important role in forest ecosystems, providing shelter and habitat structure for invertebrates and small vertebrates across its broad temperate range.

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.