Buff-tailed Mining Bee vs Olive-Backed Thrush

Andrena humilis compared with Catharus ustulatus

Key Differences

• Buff-tailed Mining Bee is Extinct while Olive-Backed Thrush is Least Concern.

Taxonomic Classification

Rank	Buff-tailed Mining Bee	Olive-Backed Thrush
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Aves (Birds)
Order	Hymenoptera (Ants, Bees & Wasps)	Passeriformes (Songbirds)
Family	Andrenidae	Turdidae
Genus	Andrena	Catharus
Species	Andrena humilis	Catharus ustulatus

Evolutionary Relationship

Buff-tailed Mining Bee and Olive-Backed Thrush share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Buff-tailed Mining Bee

EX — Extinct

Olive-Backed Thrush

LC — Least Concern

Physical Characteristics

Attribute	Buff-tailed Mining Bee	Olive-Backed Thrush
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Buff-tailed Mining Bee

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Luxembourg, Norway, and Sweden.

Olive-Backed Thrush

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Widely distributed across Europe (Denmark, Norway, Sweden), North America (United States), and South America (Colombia, Ecuador, Venezuela).

Buff-tailed Mining Bee

The Buff-Tailed Mining Bee (Andrena humilis) is a species in the genus Andrena. It is currently classified as Extinct on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

Olive-Backed Thrush

Olive-Backed Thrush (Catharus ustulatus) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden