Greater knapweed vs Rufous-tailed Hummingbird

Centaurea scabiosa compared with Amazilia tzacatl

Key Differences

• Greater knapweed is Near Threatened while Rufous-tailed Hummingbird is Least Concern.

Taxonomic Classification

Rank	Greater knapweed	Rufous-tailed Hummingbird
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (Chordates)
Class	Magnoliopsida (Dicots)	Aves (Birds)
Order	Asterales (Daisies & Sunflowers)	Apodiformes (Apodiformes)
Family	Asteraceae (Daisy Family)	Trochilidae
Genus	Centaurea	Amazilia
Species	Centaurea scabiosa	Amazilia tzacatl

Conservation Status

Greater knapweed

NT — Near Threatened

Rufous-tailed Hummingbird

LC — Least Concern

Physical Characteristics

Attribute	Greater knapweed	Rufous-tailed Hummingbird
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Greater knapweed

Habitat

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

Range

Widely distributed across Europe (7 countries), North America (Canada, United States), and Oceania and the Pacific (Australia). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Rufous-tailed Hummingbird

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

Rufous-tailed Hummingbird

One of the most common hummingbirds in Central America and northwestern South America, rufous-tailed hummingbirds are medium-sized with green upper parts and a diagnostic bright rufous-orange tail. Found from Mexico to Ecuador and Trinidad in a wide range of habitats including forest edges, gardens, plantations, and secondary growth from sea level to 2,100 meters. Aggressive territory defenders at feeders and flowering plants, they are frequently seen in gardens across their range. Listed as Least Concern.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway