Rufous-tailed Hummingbird vs Upper Crust

Amazilia tzacatl compared with Amaurodon cyaneus

Key Differences

Rufous-tailed Hummingbird is Least Concern while Upper Crust is Vulnerable.

Taxonomic Classification

Rank	Rufous-tailed Hummingbird	Upper Crust
Kingdom	Animalia (สัตว์)	Fungi (เห็ดรา)
Phylum	Chordata (สัตว์มีแกนสันหลัง)	Basidiomycota (Club Fungi)
Class	Aves (นก)	Agaricomycetes (Mushrooms)
Order	Apodiformes (Apodiformes)	Thelephorales (Thelephorales)
Family	Trochilidae	Thelephoraceae
Genus	Amazilia	Amaurodon
Species	Amazilia tzacatl	Amaurodon cyaneus

Conservation Status

Rufous-tailed Hummingbird

LC — Least Concern

Upper Crust

VU — Vulnerable

Physical Characteristics

Attribute	Rufous-tailed Hummingbird	Upper Crust
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Rufous-tailed Hummingbird

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

Upper Crust

Habitat

Typically found in forest floors, decomposing wood, and soil ecosystems.

Range

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

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.