灰胸雀霸鶲 vs Common Eastern Bumble Bee

Anairetes alpinus compared with Bombus impatiens

Key Differences

• 灰胸雀霸鶲 is Endangered while Common Eastern Bumble Bee is Least Concern.

Taxonomic Classification

Rank	灰胸雀霸鶲	Common Eastern Bumble Bee
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum	Chordata (脊索动物门)	Arthropoda (节肢动物门)
Class	Aves (鳥綱)	Insecta (昆蟲綱)
Order	Passeriformes (雀形目)	Hymenoptera (膜翅目)
Family	Tyrannidae	Apidae (Bees)
Genus	Anairetes	Bombus
Species	Anairetes alpinus	Bombus impatiens

Evolutionary Relationship

灰胸雀霸鶲 and Common Eastern Bumble Bee share a common ancestor at the Kingdom level: Animalia. (动物界)

Conservation Status

灰胸雀霸鶲

EN — Endangered

Common Eastern Bumble Bee

LC — Least Concern

Physical Characteristics

Attribute	灰胸雀霸鶲	Common Eastern Bumble Bee
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

灰胸雀霸鶲

Habitat

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

Range

Found in Norway. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Common Eastern Bumble Bee

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Mexico and United States.

灰胸雀霸鶲

Ash-breasted tit-tyrant (Anairetes alpinus) is a species in the genus Anairetes. It is classified as Endangered on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.

Common Eastern Bumble Bee

<em>Bombus impatiens</em>, the common eastern bumble bee, is a native North American bee in the family Apidae, classified as Least Concern by the IUCN Red List. The species is distributed across Mexico and the United States, typically inhabiting virtually all terrestrial and freshwater biomes within its range, from urban gardens and agricultural landscapes to forests, meadows, and wetland edges. As one of the most abundant and ecologically important pollinators in eastern North America, <em>Bombus impatiens</em> plays a critical role in the pollination of both wild plants and commercial crops, including tomatoes, peppers, and blueberries. It is among the most widely used bumble bee species for commercial greenhouse pollination globally. The species forms annual colonies founded by a single mated queen in early spring, with worker populations typically peaking in midsummer before new queens and males are produced in late summer. Common eastern bumble bees are capable of buzz pollination, or sonication, vibrating their flight muscles at a specific frequency to release pollen from anthers that resist wind or conventional bee pollination. While currently assessed as Least Concern, habitat loss, pesticide exposure, and pathogen spillover from commercial colonies are ongoing concerns for wild populations. Biological traits of this species remain poorly documented in the scientific literature.