Elm Leech vs Rufous-tailed Hummingbird

Hypsizygus ulmarius compared with Amazilia tzacatl

Key Differences

• Elm Leech is Critically Endangered while Rufous-tailed Hummingbird is Least Concern.

Taxonomic Classification

Rank	Elm Leech	Rufous-tailed Hummingbird
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Basidiomycota (Club Fungi)	Chordata (Chordates)
Class	Agaricomycetes (Mushrooms)	Aves (Birds)
Order	Agaricales (Gilled Mushrooms)	Apodiformes (Apodiformes)
Family	Lyophyllaceae	Trochilidae
Genus	Hypsizygus	Amazilia
Species	Hypsizygus ulmarius	Amazilia tzacatl

Conservation Status

Elm Leech

CR — Critically Endangered

Rufous-tailed Hummingbird

LC — Least Concern

Physical Characteristics

Attribute	Elm Leech	Rufous-tailed Hummingbird
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Elm Leech

Habitat

Inhabits tropical and subtropical moist broadleaf forests within the Indomalayan biogeographic realm.

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), and North America (United States). Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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