Bog Hoverfly vs Ballena jorobada

Eristalis cryptarum compared with Megaptera novaeangliae

Key Differences

• Bog Hoverfly is Extinct while Ballena jorobada is Vulnerable.

Taxonomic Classification

Rank	Bog Hoverfly	Ballena jorobada
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (artrópodos)	Chordata (cordados)
Class	Insecta (insecto)	Mammalia (mamíferos)
Order	Diptera (Diptera)	Cetacea (Whales & Dolphins)
Family	Syrphidae	Balaenopteridae (Rorquals)
Genus	Eristalis	Megaptera (Humpback Whales)
Species	Eristalis cryptarum	Megaptera novaeangliae

Evolutionary Relationship

Bog Hoverfly and Ballena jorobada share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Bog Hoverfly

EX — Extinct

Ballena jorobada

VU — Vulnerable

Population: ~80.0K

Trend: Increasing ↑

Physical Characteristics

Attribute	Bog Hoverfly	Ballena jorobada
Diet	—	Carnivore
Average Lifespan	—	50 years
Average Length	—	15.0 m
Average Weight	—	30.0 t

Habitat & Geographic Range

Bog Hoverfly

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

Ballena jorobada

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 11 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (Taiwan), Europe (5 countries), and South America (Colombia, Ecuador, Venezuela). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Bog Hoverfly

The Bog Hoverfly (Eristalis cryptarum) is a species in the genus Eristalis. It is currently classified as Extinct on the IUCN Red List. Distributed across Belgium, Denmark, Norway, and Sweden.

Ballena jorobada

Entre las ballenas grandes más acrobáticas, las ballenas jorobadas son célebres por sus complejos y estremecedores cantos entonados por los machos durante la temporada reproductiva, que pueden durar horas y evolucionar con el tiempo. Alcanzando 16 metros y 30 toneladas, realizan las migraciones más largas de cualquier mamífero. Se encuentran en todos los océanos y se alimentan de krill y peces pequeños mediante la técnica cooperativa de pesca con red de burbujas.

Shared Countries

Both species can be found in 4 countries:

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