Geldevaja akula vs Bent Ring Lichen

Carcharodon carcharias compared with Arctoparmelia incurva

Key Differences

Geldevaja akula is Vulnerable while Bent Ring Lichen is Critically Endangered.

Taxonomic Classification

Rank	Geldevaja akula	Bent Ring Lichen
Kingdom	Animalia (животные)	Fungi (грибы)
Phylum	Chordata (хордовые)	Ascomycota (аскомицеты)
Class	Chondrichthyes (хрящевые рыбы)	Lecanoromycetes (леканоромицеты)
Order	Lamniformes (ламнообразные)	Lecanorales (леканоровые)
Family	Lamnidae (Mackerel Sharks)	Parmeliaceae
Genus	Carcharodon (Great White Sharks)	Arctoparmelia
Species	Carcharodon carcharias	Arctoparmelia incurva

Conservation Status

Geldevaja akula

VU — Vulnerable

Population: ~3.5K

Trend: Decreasing ↓

Bent Ring Lichen

CR — Critically Endangered

Physical Characteristics

Attribute	Geldevaja akula	Bent Ring Lichen
Diet	Carnivore	—
Average Lifespan	70 years	—
Average Length	5.0 m	—
Average Weight	1.1 t	—

Habitat & Geographic Range

Geldevaja akula

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, temperate broadleaf and mixed forests, and temperate grasslands and steppes, among 9 distinct biome types spanning the Indomalayan and Neotropic and Palearctic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Chile, Norway, Portugal, and Taiwan. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Bent Ring Lichen

Habitat

Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, Sweden, and United States. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Geldevaja akula

The largest predatory fish on Earth, great white sharks can reach 6 meters and 2,000 kg, inhabiting cool coastal and offshore waters in all major oceans. Apex predators employing ambush attacks from below, primarily on marine mammals, large fish, and seabirds. Despite their fearsome reputation, unprovoked attacks on humans are extremely rare. Vulnerable, with populations declining from finning, bycatch, and targeted fishing despite legal protections in many jurisdictions.

Bent Ring Lichen

The Bent Ring Lichen (Arctoparmelia incurva) is a species in the genus Arctoparmelia. It is currently classified as Critically Endangered on the IUCN Red List. Native to Europe and North America, inhabiting ecosystems characteristic of the region.