Cliff Mining Bee vs Common wheat

Andrena thoracica compared with Triticum aestivum

Key Differences

Cliff Mining Bee is Extinct while Common wheat is Not Evaluated.

Taxonomic Classification

Rank	Cliff Mining Bee	Common wheat
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Arthropoda (Arthropods)	Magnoliophyta (Flowering Plants)
Class	Insecta (Insects)	Liliopsida (Monocots)
Order	Hymenoptera (Ants, Bees & Wasps)	Poales (Grasses)
Family	Andrenidae	Poaceae (Grass Family)
Genus	Andrena	Triticum
Species	Andrena thoracica	Triticum aestivum

Conservation Status

Cliff Mining Bee

EX — Extinct

Common wheat

NE — Not Evaluated

Physical Characteristics

Attribute	Cliff Mining Bee	Common wheat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Cliff Mining Bee

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Denmark, Luxembourg, Norway, and Sweden.

Common wheat

Habitat

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

Range

Widely distributed across Africa (4 countries), Asia (Taiwan, Turkey, Yemen), Europe (25 countries), North America (4 countries), Oceania and the Pacific (Australia), and South America (4 countries).

Cliff Mining Bee

The Cliff Mining Bee, Andrena species in the family Andrenidae, is a solitary ground-nesting bee that excavates tunnels in cliff faces, earthen banks, and compacted sandy or loamy soils, where the loose or friable substrates exposed in cliff profiles provide ideal nesting conditions. Mining bees in the genus Andrena are among the most species-rich solitary bee genera in the world, with hundreds of species across the Holarctic region, many narrowly specialized in their choice of pollen host plants. Female cliff mining bees construct vertical or angled burrows in cliff faces, with lateral cells off the main shaft, each containing a pollen ball and a single egg. Males are typically smaller and emerge before females to establish territories near nesting sites. Many Andrena species are oligolectic, collecting pollen from only a small number of plant species, making their populations sensitive to the availability of specific flowering plants in the landscape surrounding nesting areas. Cliff and bank nesting habitats provide well-drained, sun-warmed substrates essential for brood development. The loss of natural cliff faces and earthen banks to development, vegetation succession, and quarrying reduces available nesting habitat for cliff mining bees.

Common wheat

<em>Triticum aestivum</em>, commonly known as common wheat or bread wheat, is an annual cereal grass in the family Poaceae and one of the most economically important crop plants on Earth. Its conservation status is listed as Not Evaluated by the IUCN, as it is a cultivated species with no wild populations requiring conservation assessment. It is grown globally across an enormous range of climatic zones, from the temperate grasslands of Europe and North America to the subtropical plains of South Asia and Australia. <em>Triticum aestivum</em> is a hexaploid species, containing six sets of chromosomes derived from hybridization events among ancestral wild grasses, which contributes to its genetic diversity and adaptability. The plant typically reaches 60–120 cm in height and produces characteristic spike-like inflorescences bearing grains enclosed in protective husks. It is the primary source of flour for bread, pasta, and a vast array of food products worldwide. As a cultivated annual, it completes its life cycle in approximately 7–8 months from sowing to harvest. Biological traits including average lifespan as a cultivated annual, precise height ranges, and mass per plant remain incompletely standardized across the enormous diversity of cultivated varieties. Ecologically, wheat cultivation has profoundly shaped agricultural landscapes, and wild relatives in the Triticum and Aegilops genera are important genetic resources for breeding disease-resistant and climate-resilient varieties for global food security.