Adder'S Fern vs Haviside s Dolphin

Polypodium vulgare compared with Cephalorhynchus heavisidii

Key Differences

• Adder'S Fern is Least Concern while Haviside s Dolphin is Near Threatened.

Taxonomic Classification

Rank	Adder'S Fern	Haviside s Dolphin
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Tracheophyta	Chordata (Chordates)
Class	Polypodiopsida (Polypodiopsida)	Mammalia (Mammals)
Order	Polypodiales (Polypodiales)	Cetacea (Whales & Dolphins)
Family	Polypodiaceae	Delphinidae (Oceanic Dolphins)
Genus	Polypodium	Cephalorhynchus
Species	Polypodium vulgare	Cephalorhynchus heavisidii

Conservation Status

Adder'S Fern

LC — Least Concern

Haviside s Dolphin

NT — Near Threatened

Physical Characteristics

Attribute	Adder'S Fern	Haviside s Dolphin
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Adder'S Fern

Habitat

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

Range

Found across Europe (7 countries) and North America (United States).

Haviside s Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Adder'S Fern

The Adder'S Fern (Polypodium vulgare) is a species in the genus Polypodium. It is currently classified as Least Concern on the IUCN Red List. This species inhabits Typically found in moist, shaded forest floors and tropical canopies, found across Belgium, Denmark, Finland, Iceland, and Norway.