Cereal cyst nematode vs Lion

Heterodera avenae compared with Panthera leo

Key Differences

• Cereal cyst nematode is Not Evaluated while Lion is Vulnerable.

Taxonomic Classification

Rank	Cereal cyst nematode	Lion
Kingdom same	Animalia (حيوانات)	Animalia (حيوانات)
Phylum	Nematoda (ديدان أسطوانية)	Chordata (حبليات)
Class	Chromadorea (Chromadorea)	Mammalia (ثدييات)
Order	Rhabditida (ربديات)	Carnivora (لواحم)
Family	Heteroderidae	Felidae (Cats)
Genus	Heterodera	Panthera (Big Cats)
Species	Heterodera avenae	Panthera leo

Evolutionary Relationship

Cereal cyst nematode and Lion share a common ancestor at the Kingdom level: Animalia. (حيوانات)

Conservation Status

Cereal cyst nematode

NE — Not Evaluated

Lion

VU — Vulnerable

Population: ~23.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Cereal cyst nematode	Lion
Diet	—	Carnivore
Average Lifespan	—	15 years
Average Length	—	2.5 m
Average Weight	—	190.0 kg

Habitat & Geographic Range

Cereal cyst nematode

Habitat

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

Range

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

Lion

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical grasslands and savannas, and flooded grasslands and savannas, among 7 distinct biome types spanning the Afrotropic and Neotropic and Oceanian realms. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Colombia, Ecuador, and Kenya. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Cereal cyst nematode

The Cereal Cyst Nematode (Heterodera avenae) is a species in the genus Heterodera. Found across Europe (7 countries) and North America (United States).

Lion

The largest wild cat in Africa, lions reach up to 250 kg and are the only social felids, living in prides across sub-Saharan savannas and grasslands. Males are distinguished by their iconic manes. As apex predators, they regulate herbivore populations and maintain ecosystem balance. Listed as Vulnerable due to habitat loss and human-wildlife conflict.