Choco Yellow-shouldered Bat vs Common Marsh Bedstraw

Sturnira koopmanhilli compared with Galium palustre

Key Differences

• Choco Yellow-shouldered Bat is Data Deficient while Common Marsh Bedstraw is Least Concern.

Taxonomic Classification

Rank	Choco Yellow-shouldered Bat	Common Marsh Bedstraw
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Magnoliophyta (Flowering Plants)
Class	Mammalia (Mammals)	Magnoliopsida (Dicots)
Order	Chiroptera (Bats)	Gentianales (Gentianales)
Family	Phyllostomidae	Rubiaceae
Genus	Sturnira	Galium
Species	Sturnira koopmanhilli	Galium palustre

Conservation Status

Choco Yellow-shouldered Bat

DD — Data Deficient

Common Marsh Bedstraw

LC — Least Concern

Physical Characteristics

Attribute	Choco Yellow-shouldered Bat	Common Marsh Bedstraw
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Choco Yellow-shouldered Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Ecuador.

Common Marsh Bedstraw

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Widely distributed across Europe (8 countries), North America (Canada, United States), and Oceania and the Pacific (Australia).

Choco Yellow-shouldered Bat

The Choco Yellow-shouldered Bat (Sturnira koopmanhilli) is a medium-sized frugivorous bat in the family Phyllostomidae, endemic to the Chocó biogeographic region of northwestern South America, where it occurs in the humid forests of the Pacific slope of Colombia and adjacent Ecuador. It belongs to the genus Sturnira — the yellow-shouldered bats — characterised by males bearing distinctive yellowish, orange, or reddish shoulder glands (from which the group's name derives), robust bodies, and rounded ears. Like all Sturnira, this species is primarily frugivorous, consuming a wide range of small, soft fruits from pioneer and forest trees, and plays an important role as a seed disperser in disturbed forest patches and forest edges. The diet of Solanaceae (nightshade family) fruits is particularly typical of the genus, and Sturnira bats are considered the primary dispersers of many pioneer Solanum species in Neotropical secondary succession, contributing directly to forest regeneration. The IUCN classifies the Choco Yellow-shouldered Bat as Data Deficient, reflecting significant uncertainty about the species' distribution limits, population size, and ecological requirements. The Chocó region continues to experience rapid deforestation, which threatens frugivorous bat diversity even where individual species lack adequate data for formal threat assessment.

Common Marsh Bedstraw

<em>Galium palustre</em>, the common marsh bedstraw, is a scrambling herbaceous plant in the family Rubiaceae, distributed across Europe, North America, and Oceania. It is classified as Least Concern on the IUCN Red List. This species typically grows in wetland habitats including fens, marshes, wet meadows, ditches, and the margins of rivers and ponds, where it climbs through taller vegetation using tiny hooked bristles on its stems and leaves. Common marsh bedstraw produces small, white, four-petalled flowers in loose clusters during summer months. Like other members of the genus Galium, its stems are distinctively square in cross-section. The plant plays a modest role in wetland ecosystems, providing cover for invertebrates and contributing to the structural complexity of marginal vegetation. Its widespread distribution across three continents and tolerance for a range of wetland conditions contribute to its secure conservation status. The species has limited documented economic uses but is ecologically representative of healthy freshwater marginal habitats.