Delfín común vs Common Nut Truffle

Delphinus delphis compared with Hymenogaster vulgaris

Key Differences

• Delfín común is Least Concern while Common Nut Truffle is Data Deficient.

Taxonomic Classification

Rank	Delfín común	Common Nut Truffle
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (cordados)	Basidiomycota (Club Fungi)
Class	Mammalia (mamíferos)	Agaricomycetes (Mushrooms)
Order	Cetacea (Whales & Dolphins)	Agaricales (Gilled Mushrooms)
Family	Delphinidae (Oceanic Dolphins)	Hymenogastraceae
Genus	Delphinus	Hymenogaster
Species	Delphinus delphis	Hymenogaster vulgaris

Conservation Status

Delfín común

LC — Least Concern

Common Nut Truffle

DD — Data Deficient

Physical Characteristics

Attribute	Delfín común	Common Nut Truffle
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Delfín común

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Widely distributed across Asia (Taiwan), Europe (6 countries), and South America (Colombia, Ecuador, Venezuela).

Common Nut Truffle

Habitat

Typically found in forest floors, decomposing wood, and soil ecosystems.

Range

Distributed across Denmark, Norway, Portugal, Sweden, and United States.

Delfín común

El delfín manchado del Atlántico (Stenella frontalis) es un delfín de tamaño mediano distribuido en aguas cálidas tropicales y templadas del Atlántico. Su estado de conservación es de preocupación menor (LC); es conocido por las manchas blancas de sus flancos y su comportamiento juguetón, que incluye la práctica de nadar a la estela de embarcaciones.

Common Nut Truffle

<em>Hymenogaster vulgaris</em>, the common nut truffle, is a hypogeous (below-ground) fungus in the family Hymenogastraceae, order Agaricales. This sequestrate species produces enclosed, truffle-like fruiting bodies that mature underground and rely primarily on small mammals and invertebrates for spore dispersal, as the sporocarps never open to release spores aerially. <em>Hymenogaster vulgaris</em> typically forms ectomycorrhizal associations with hardwood tree species, particularly oaks and beeches, in temperate European forests. Its geographic range includes Denmark, Norway, Portugal, Sweden, and the United States, reflecting a somewhat scattered distribution across temperate zones. The species is currently assessed as Data Deficient by the IUCN, indicating that insufficient information exists to evaluate its conservation status, likely because hypogeous fungi are difficult to survey and their population trends are poorly known. Biological traits such as lifespan, body size, and diet remain poorly documented for this species. As an ectomycorrhizal fungus, <em>Hymenogaster vulgaris</em> plays a critical role in facilitating nutrient uptake in host trees and supporting forest health across its temperate range.

Shared Countries

Both species can be found in 4 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇵🇹 Portugal 🇸🇪 Sweden