Brewer's Spruce vs small tortoiseshell

Picea breweriana compared with Aglais urticae

Key Differences

Brewer's Spruce is Vulnerable while small tortoiseshell is Near Threatened.

Taxonomic Classification

Rank	Brewer's Spruce	small tortoiseshell
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Coniferophyta (Conifers)	Arthropoda (Arthropods)
Class	Pinopsida (Conifers)	Insecta (Insects)
Order	Pinales (Pines & Allies)	Lepidoptera (Butterflies & Moths)
Family	Pinaceae (Pine Family)	Nymphalidae (Brush-footed Butterflies)
Genus	Picea	Aglais
Species	Picea breweriana	Aglais urticae

Conservation Status

Brewer's Spruce

VU — Vulnerable

small tortoiseshell

NT — Near Threatened

Physical Characteristics

Attribute	Brewer's Spruce	small tortoiseshell
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brewer's Spruce

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and temperate grasslands and steppes, among 4 distinct biome types within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Ireland, Norway, Sweden, and Turkey. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

small tortoiseshell

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (41 countries). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Brewer's Spruce

The Brewer's Spruce (Picea breweriana) is a species in the genus Picea. It is currently classified as Vulnerable on the IUCN Red List. Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and temperate grasslands and steppes, among 4 distinct biome types within the Palearctic biogeographic realm. Populations are

small tortoiseshell

small tortoiseshell (Aglais urticae) is classified as Near Threatened (NT) on the IUCN Red List. Close to qualifying as threatened, with populations that may become vulnerable without conservation action.