Chestnut Short-tailed Bat vs Colares stingray

Carollia castanea compared with Fontitrygon colarensis

Key Differences

• Chestnut Short-tailed Bat is Least Concern while Colares stingray is Critically Endangered.

Taxonomic Classification

Rank	Chestnut Short-tailed Bat	Colares stingray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Chiroptera (Bats)	Myliobatiformes (Myliobatiformes)
Family	Phyllostomidae	Dasyatidae
Genus	Carollia	Fontitrygon
Species	Carollia castanea	Fontitrygon colarensis

Evolutionary Relationship

Chestnut Short-tailed Bat and Colares stingray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Chestnut Short-tailed Bat

LC — Least Concern

Colares stingray

CR — Critically Endangered

Physical Characteristics

Attribute	Chestnut Short-tailed Bat	Colares stingray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Chestnut Short-tailed Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela.

Colares stingray

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 6 distinct biome types within the Neotropic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found in Venezuela. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Chestnut Short-tailed Bat

The Chestnut Short-tailed Bat (Carollia castanea) is a species in the genus Carollia. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

Colares stingray

<em>Fontitrygon colarensis</em>, known as the Colares Stingray, is a ray in the family Dasyatidae. This species is classified as Critically Endangered on the IUCN Red List, indicating a very high risk of extinction in the wild. It is recorded in Venezuela and is associated with a diverse range of habitats including tropical and subtropical moist and dry broadleaf forests, grasslands, and at least six distinct biome types, suggesting it may occupy freshwater or coastal environments where such biomes interface. The genus <em>Fontitrygon</em> comprises freshwater and brackish-water stingrays found in South America and West Africa. Diet information for <em>Fontitrygon colarensis</em> is not available in provided records. Biological traits including body length, weight, and lifespan have not been documented for this species in available sources. Biological traits of this species remain poorly documented in the scientific literature. The Critically Endangered status of this ray underscores the urgency of conservation efforts and further scientific study to understand its biology, population size, and the threats driving its decline.

Shared Countries

Both species can be found in 1 countries:

🇻🇪 Venezuela