Rufous-tailed Hummingbird vs Smooth hound

Amazilia tzacatl compared with Mustelus mento

Key Differences

• Rufous-tailed Hummingbird is Least Concern while Smooth hound is Critically Endangered.

Taxonomic Classification

Rank	Rufous-tailed Hummingbird	Smooth hound
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Chondrichthyes (Cartilaginous Fish)
Order	Apodiformes (Apodiformes)	Carcharhiniformes (Ground Sharks)
Family	Trochilidae	Triakidae
Genus	Amazilia	Mustelus
Species	Amazilia tzacatl	Mustelus mento

Evolutionary Relationship

Rufous-tailed Hummingbird and Smooth hound share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Rufous-tailed Hummingbird

LC — Least Concern

Smooth hound

CR — Critically Endangered

Physical Characteristics

Attribute	Rufous-tailed Hummingbird	Smooth hound
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.

Smooth hound

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate grasslands and steppes, and montane grasslands and shrublands, among 5 distinct biome types within the Neotropic biogeographic realm.

Range

Found in Chile. Currently classified as Critically Endangered 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.