Brown eagle-ray vs common vincetoxicum

Aetomylaeus milvus compared with Vincetoxicum hirundinaria

Key Differences

• Brown eagle-ray is Endangered while common vincetoxicum is Extinct.

Taxonomic Classification

Rank	Brown eagle-ray	common vincetoxicum
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Magnoliophyta (Flowering Plants)
Class	Elasmobranchii	Magnoliopsida (Dicots)
Order	Myliobatiformes (Myliobatiformes)	Gentianales (Gentianales)
Family	Myliobatidae	Apocynaceae
Genus	Aetomylaeus	Vincetoxicum
Species	Aetomylaeus milvus	Vincetoxicum hirundinaria

Conservation Status

Brown eagle-ray

EN — Endangered

common vincetoxicum

EX — Extinct

Physical Characteristics

Attribute	Brown eagle-ray	common vincetoxicum
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brown eagle-ray

Habitat

Native to Asia, inhabiting ecosystems characteristic of the region.

Range

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

common vincetoxicum

Habitat

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

Range

Found across Europe (6 countries) and North America (Canada, United States).

Brown eagle-ray

The Brown Eagle-ray (Aetomylaeus milvus) is a species in the genus Aetomylaeus. It is currently classified as Endangered on the IUCN Red List. Native to Asia, inhabiting ecosystems characteristic of the region.

common vincetoxicum

<em>Vincetoxicum hirundinaria</em>, commonly known as common vincetoxicum or white swallowwort, is a perennial herbaceous plant in the family Apocynaceae (subfamily Asclepiadoideae) that was historically distributed across much of Europe and western Asia. The species typically grew in dry calcareous grasslands, rocky slopes, scrubland, and open woodland edges, particularly on warm, south-facing habitats with shallow soils rich in lime. <em>Vincetoxicum hirundinaria</em> is characterized by twining stems, opposite ovate leaves, and small, star-shaped white to pale yellow flowers produced in summer, followed by elongated seed pods that release wind-dispersed seeds with silky hairs. As a member of the milkweed subfamily, it historically served as a larval host plant for certain specialized butterfly species in Europe, contributing to local food web dynamics. The plant is notable for containing toxic alkaloids and glycosides that were historically used in folk medicine. Tragically, <em>Vincetoxicum hirundinaria</em> is currently assessed as Extinct by the IUCN, having been lost from the regions where it was previously documented. The factors contributing to its extinction likely include habitat destruction, agricultural intensification, and loss of calcareous grassland habitats across Europe. Biological traits such as average lifespan, plant dimensions, and precise weight remain poorly documented in historical records.