Delayed Photinus Firefly vs Eurasian beaver

Photinus ignitus compared with Castor fiber

Key Differences

• Delayed Photinus Firefly is Least Concern while Eurasian beaver is Vulnerable.

Taxonomic Classification

Rank	Delayed Photinus Firefly	Eurasian beaver
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Mammalia (Mammals)
Order	Coleoptera (Beetles)	Rodentia (Rodents)
Family	Lampyridae	Castoridae (Beavers)
Genus	Photinus	Castor (Beavers)
Species	Photinus ignitus	Castor fiber

Evolutionary Relationship

Delayed Photinus Firefly and Eurasian beaver share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Delayed Photinus Firefly

LC — Least Concern

Eurasian beaver

VU — Vulnerable

Physical Characteristics

Attribute	Delayed Photinus Firefly	Eurasian beaver
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Delayed Photinus Firefly

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Canada and United States.

Eurasian beaver

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found across Europe (6 countries). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Eurasian beaver

Eurasian beaver (Castor fiber) is classified as Vulnerable (VU) on the IUCN Red List. Facing a high risk of endangerment in the wild, with declining populations and increasing habitat pressure.