cloud-borne aloe vs Common Yellow-face Bee

Aloe nubigena compared with Hylaeus communis

Taxonomic Classification

Rank	cloud-borne aloe	Common Yellow-face Bee
Kingdom	Plantae (plante)	Animalia (animal)
Phylum	Magnoliophyta (Flowering Plants)	Arthropoda (arthropodes)
Class	Liliopsida (Monocots)	Insecta (insecte)
Order	Asparagales (Asparagales)	Hymenoptera (Ants, Bees & Wasps)
Family	Asphodelaceae	Colletidae
Genus	Aloe	Hylaeus
Species	Aloe nubigena	Hylaeus communis

Conservation Status

cloud-borne aloe

LC — Least Concern

Common Yellow-face Bee

LC — Least Concern

Physical Characteristics

Attribute	cloud-borne aloe	Common Yellow-face Bee
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

cloud-borne aloe

Habitat

Typically found in grasslands, wetlands, forests, and cultivated landscapes.

Common Yellow-face Bee

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Luxembourg, Norway, and Sweden.

cloud-borne aloe

Cloud-borne aloe refers to an Aloe species native to high-elevation montane habitats in eastern or southern Africa, adapted to the misty, cloud-shrouded conditions of afromontane forest margins and rocky highland slopes. Aloe species at altitude typically experience different rainfall patterns, lower temperatures, and higher UV radiation than their lowland relatives, driving adaptations in leaf chemistry, water storage capacity, and root architecture. High-altitude aloes often produce rosettes with thick, succulent leaves containing gel-rich mesophyll tissue for water storage, adapted to both the seasonal dry periods and the fog drip typical of cloud forest margins. Many montane African aloes are important nectar sources for sunbirds and other highland bird species that serve as their primary pollinators. Several cloud forest aloe species face threats from habitat loss as montane forests and grasslands are converted to agriculture, combined with overcollection for the traditional medicine trade and for horticultural markets, contributing to conservation assessments of Vulnerable or Endangered for several highland Aloe taxa.

Common Yellow-face Bee

<em>Hylaeus communis</em>, the common yellow-face bee, is a small solitary bee in the family Colletidae. It is widely distributed across much of Europe and western Asia, where it is one of the most frequently encountered members of its genus. The species inhabits a broad range of open and semi-open habitats including gardens, meadows, hedgerows, heathlands, and woodland edges, often nesting in existing cavities such as hollow plant stems, galls, and old beetle burrows. Adults are small, typically 6–8 mm in length, and are characterized by yellow facial markings on an otherwise black body, the pattern being more extensive in males than females. Biological traits such as average lifespan, precise body weight, and detailed population estimates remain poorly documented in the scientific literature. Unlike many bees, <em>Hylaeus</em> species lack specialized pollen-carrying structures; instead, they transport pollen and nectar internally in their crop. Adults visit a wide variety of flowers for food and are considered polylectic generalists. <em>Hylaeus communis</em> is assessed as Least Concern, reflecting its broad distribution and tolerance of diverse habitats, though it may be affected by loss of nesting sites and floral diversity in intensively managed landscapes.