Common Spangle Gall vs Speckled Hummingbird

Neuroterus quercusbaccarum compared with Adelomyia melanogenys

Key Differences

• Common Spangle Gall is Not Evaluated while Speckled Hummingbird is Least Concern.

Taxonomic Classification

Rank	Common Spangle Gall	Speckled Hummingbird
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum	Arthropoda (สัตว์ขาปล้อง)	Chordata (สัตว์มีแกนสันหลัง)
Class	Insecta (แมลง)	Aves (นก)
Order	Hymenoptera (แตน)	Apodiformes (Apodiformes)
Family	Cynipidae	Trochilidae
Genus	Neuroterus	Adelomyia
Species	Neuroterus quercusbaccarum	Adelomyia melanogenys

Evolutionary Relationship

Common Spangle Gall and Speckled Hummingbird share a common ancestor at the Kingdom level: Animalia. (สัตว์)

Conservation Status

Common Spangle Gall

NE — Not Evaluated

Speckled Hummingbird

LC — Least Concern

Physical Characteristics

Attribute	Common Spangle Gall	Speckled Hummingbird
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Common Spangle Gall

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, Sweden, and United States.

Speckled Hummingbird

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

Common Spangle Gall

<em>Neuroterus quercusbaccarum</em>, commonly known as the common spangle gall, is a small gall wasp in the family Cynipidae, closely associated with oaks in Europe and western Asia. This species is notable for its complex life cycle involving alternating sexual and asexual generations, each producing morphologically distinct galls on its oak hosts. The asexual generation typically induces flat, disc-shaped "spangle" galls on the undersides of oak leaves, while the sexual generation produces small "currant" galls on oak catkins and leaves in spring. <em>Neuroterus quercusbaccarum</em> is widely distributed across Europe, extending into parts of western Asia and North Africa wherever suitable oak hosts, particularly <em>Quercus robur</em> and <em>Quercus petraea</em>, occur. The species has not been evaluated under IUCN Red List criteria, and population trends are not formally monitored, though it remains common across much of its range. Biological traits such as average lifespan in years, body dimensions, and weight remain poorly documented in the scientific literature for this minute insect. The larvae develop entirely within gall tissue, feeding on plant nutrients provided by the gall structure they induce. Adult wasps are free-living and do not feed substantially. Conservation status is listed as Not Evaluated.

Speckled Hummingbird

A medium-sized hummingbird with speckled or spotted underparts — unusual among hummingbirds dominated by plain or iridescent plumages — speckled hummingbirds inhabit cloud forest and forest edges in the Andes from Colombia and Venezuela south to Bolivia at elevations of 900–3,000 meters. The spotted underpart pattern provides remarkable camouflage when the bird perches on lichen-covered bark. They forage on nectar and small arthropods and are important pollinators of Andean epiphytes.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway