American Buckeye vs Mourning Cloak

Aesculus glabra compared with Nymphalis antiopa

Key Differences

American Buckeye is Least Concern while Mourning Cloak is Critically Endangered.

Taxonomic Classification

Rank	American Buckeye	Mourning Cloak
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Arthropoda (Arthropods)
Class	Magnoliopsida (Dicots)	Insecta (Insects)
Order	Sapindales (Sapindales)	Lepidoptera (Butterflies & Moths)
Family	Sapindaceae	Nymphalidae (Brush-footed Butterflies)
Genus	Aesculus	Nymphalis
Species	Aesculus glabra	Nymphalis antiopa

Conservation Status

American Buckeye

LC — Least Concern

Mourning Cloak

CR — Critically Endangered

Physical Characteristics

Attribute	American Buckeye	Mourning Cloak
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

American Buckeye

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Found in United States.

Mourning Cloak

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and boreal forests and taiga, among 9 distinct biome types within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found across Europe (39 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.

American Buckeye

The American Buckeye (Aesculus glabra) is a species in the genus Aesculus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Mourning Cloak

Mourning Cloak (Nymphalis antiopa) is classified as Critically Endangered (CR) on the IUCN Red List. Facing an extremely high risk of extinction in the wild due to severe population decline and habitat loss.