Bergmans’s Fruit Bat vs Common Stonewort

Scotonycteris bergmansi compared with Chara vulgaris

Key Differences

• Bergmans’s Fruit Bat is Least Concern while Common Stonewort is Endangered.

Taxonomic Classification

Rank	Bergmans’s Fruit Bat	Common Stonewort
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Charophyta (Charophyta)
Class	Mammalia (Mammals)	Charophyceae (Charophyceae)
Order	Chiroptera (Bats)	Charales (Charales)
Family	Pteropodidae (Fruit Bats)	Characeae
Genus	Scotonycteris	Chara
Species	Scotonycteris bergmansi	Chara vulgaris

Conservation Status

Bergmans’s Fruit Bat

LC — Least Concern

Common Stonewort

EN — Endangered

Physical Characteristics

Attribute	Bergmans’s Fruit Bat	Common Stonewort
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bergmans’s Fruit Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Common Stonewort

Habitat

Native to Asia and Europe and North America, inhabiting ecosystems characteristic of the region.

Range

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

Bergmans’s Fruit Bat

The Bergmans’s Fruit Bat (Scotonycteris bergmansi) is a species in the genus Scotonycteris. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

Common Stonewort

<em>Chara vulgaris</em>, the common stonewort, is a species of charophyte green alga in the family Characeae, order Charales. It typically grows submerged in freshwater habitats including ponds, lakes, ditches, and slow-moving streams, often forming dense mats on the substrate. The species has a broad geographic distribution spanning Asia, Europe, and the Americas, tolerating a range of water conditions from clear to moderately turbid. <em>Chara vulgaris</em> is notable for its heavily calcified, whorled structure that gives stoneworts their characteristic encrusted appearance and makes them valuable as paleoclimate indicators in sediment records. As a primary producer, it contributes to aquatic food webs and provides habitat for invertebrates and juvenile fish. Biological traits such as individual lifespan, precise growth rates, and specific consumer relationships remain poorly documented in the literature. Despite its wide range, <em>Chara vulgaris</em> is assessed as Endangered by the IUCN, reflecting significant population declines attributed to freshwater pollution, eutrophication, and habitat degradation across much of its range. Targeted conservation of clean, oligotrophic water bodies is essential for its persistence.