Dwarf round ray vs Rufous-tailed Hummingbird

Urotrygon nana compared with Amazilia tzacatl

Key Differences

• Dwarf round ray is Near Threatened while Rufous-tailed Hummingbird is Least Concern.

Taxonomic Classification

Rank	Dwarf round ray	Rufous-tailed Hummingbird
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Aves (Birds)
Order	Myliobatiformes (Myliobatiformes)	Apodiformes (Apodiformes)
Family	Urotrygonidae	Trochilidae
Genus	Urotrygon	Amazilia
Species	Urotrygon nana	Amazilia tzacatl

Evolutionary Relationship

Dwarf round ray and Rufous-tailed Hummingbird share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Dwarf round ray

NT — Near Threatened

Rufous-tailed Hummingbird

LC — Least Concern

Physical Characteristics

Attribute	Dwarf round ray	Rufous-tailed Hummingbird
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Dwarf round ray

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.