Blind Small-eared Shrew vs Long-tailed Sylph

Cryptotis niausa compared with Aglaiocercus kingii

Key Differences

• Blind Small-eared Shrew is Data Deficient while Long-tailed Sylph is Least Concern.

Taxonomic Classification

Rank	Blind Small-eared Shrew	Long-tailed Sylph
Kingdom same	Animalia (حيوانات)	Animalia (حيوانات)
Phylum same	Chordata (حبليات)	Chordata (حبليات)
Class	Mammalia (ثدييات)	Aves (طيور)
Order	Soricomorpha (زبابيات الشكل)	Apodiformes (سماميات)
Family	Soricidae	Trochilidae
Genus	Cryptotis	Aglaiocercus
Species	Cryptotis niausa	Aglaiocercus kingii

Evolutionary Relationship

Blind Small-eared Shrew and Long-tailed Sylph share a common ancestor at the Phylum level: Chordata. (حبليات)

Conservation Status

Blind Small-eared Shrew

DD — Data Deficient

Long-tailed Sylph

LC — Least Concern

Physical Characteristics

Attribute	Blind Small-eared Shrew	Long-tailed Sylph
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Blind Small-eared Shrew

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Ecuador.

Long-tailed Sylph

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

Blind Small-eared Shrew

The Blind Small-eared Shrew (Cryptotis niausa) is a species in the genus Cryptotis. It is currently classified as Data Deficient on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

Long-tailed Sylph

One of the most strikingly ornamented hummingbirds, male long-tailed sylphs have iridescent green plumage and dramatically elongated, ribbon-like outer tail feathers reaching up to 22 cm — over three times the body length. Found in Andean cloud forests of Colombia and Venezuela, they inhabit humid montane forest between 1,400–2,800 meters elevation. Males perform elaborate display flights to attract females. Their extravagant tails are a classic example of sexual selection via female preference.

Shared Countries

Both species can be found in 2 countries:

🇨🇴 Colombia 🇪🇨 Ecuador