grand dauphin, souffleur, dauphin à gros nez vs dryoptéris de linné

Tursiops truncatus compared with Gymnocarpium dryopteris

Key Differences

• grand dauphin, souffleur, dauphin à gros nez is Least Concern while dryoptéris de linné is Critically Endangered.

Taxonomic Classification

Rank	grand dauphin, souffleur, dauphin à gros nez	dryoptéris de linné
Kingdom	Animalia (animal)	Plantae (plante)
Phylum	Chordata (Chordates)	Tracheophyta
Class	Mammalia (mammifères)	Polypodiopsida (Filicopsida)
Order	Cetacea (Whales & Dolphins)	Polypodiales (Polypodiales)
Family	Delphinidae (Oceanic Dolphins)	Cystopteridaceae
Genus	Tursiops (Bottlenose Dolphins)	Gymnocarpium
Species	Tursiops truncatus	Gymnocarpium dryopteris

Conservation Status

grand dauphin, souffleur, dauphin à gros nez

LC — Least Concern

Population: ~600.0K

Trend: Stable →

dryoptéris de linné

CR — Critically Endangered

Physical Characteristics

Attribute	grand dauphin, souffleur, dauphin à gros nez	dryoptéris de linné
Diet	Carnivore	—
Average Lifespan	45 years	—
Average Length	3.0 m	—
Average Weight	300.0 kg	—

Habitat & Geographic Range

grand dauphin, souffleur, dauphin à gros nez

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 12 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

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

dryoptéris de linné

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and boreal forests and taiga, among 4 distinct biome types within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

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

grand dauphin, souffleur, dauphin à gros nez

The most studied and recognized dolphin species, bottlenose dolphins inhabit warm and temperate oceans worldwide, from coastal shallows to the open sea. Highly intelligent with large brains relative to body size, they demonstrate self-recognition, complex communication, and social learning. They live in fluid fission-fusion societies and cooperate to herd fish. A keystone indicator species for marine ecosystem health.

dryoptéris de linné

<em>Gymnocarpium dryopteris</em>, the common oak fern, is a delicate terrestrial fern in the family Cystopteridaceae (or Woodsiaceae, depending on classification). Despite its common name, the species is not specifically associated with oak trees; rather, it typically grows in cool, moist, shaded environments including boreal and mixed forests, rocky woodland slopes, stream banks, and shaded cliff faces. <em>Gymnocarpium dryopteris</em> spreads by rhizomes and forms low, spreading colonies with characteristic triangular, three-pinnate fronds that emerge from a slender creeping rootstock. Its geographic range spans Europe and North America, with populations in cool temperate and boreal zones. The species is currently assessed as Critically Endangered in certain regional assessments, suggesting that particular populations face severe decline, likely due to habitat loss, forest fragmentation, and altered hydrology, even if the species retains a broader global range. Biological traits such as lifespan, body size, and diet remain poorly documented at a standardized population level. <em>Gymnocarpium dryopteris</em> is a characteristic indicator of undisturbed cool woodland habitats and is valued for both its ecological role in forest understoreys and its aesthetic appeal.

Shared Countries

Both species can be found in 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden