Best Megachilidae

The alfalfa leafcutter bee, *Megachile rotundata*, is a solitary bee species native to Eurasia but now commonly used in North America. It’s notable for its exceptional ability to pollinate alfalfa and other crops, significantly boosting yields. Researchers, agriculturalists, and beekeepers utilize t...

The Blue Orchard Bee *Osmia lignaria* is a solitary bee native to North America belonging to the Megachilidae family. It’s notable for its distinctive metallic blue coloration and effectiveness as an orchard pollinator. These bees are particularly useful for fruit growers seeking natural pollination...

The Red Mason Bee, *Osmia bicornis*, is a common European bee known for its cavity-nesting behavior. Males are distinguished by noticeable facial horns. These solitary bees are particularly useful for pollinating fruit trees and vegetables due to their efficient foraging habits and preference for co...

Anthidium manicatum, commonly known as the wool carder bee, is a solitary bee species native to Europe. It’s notable for females meticulously collecting plant fibers like thistle and dandelion down to construct elaborate nest linings. Males are fiercely territorial, guarding access to flowering plan...

The Two-coloured Mason Bee is uniquely notable for its striking red and black appearance and its habit of nesting inside empty terrestrial snail shells.

Osmia spinulosa is a solitary mason bee from Europe notable for its unique habit of constructing nests inside empty terrestrial snail shells.

The Blue Mason Bee is a solitary insect notable for its metallic blue coloration, commonly found nesting in existing cavities across Europe.

The Patchwork Leafcutter Bee is a solitary insect notable for cutting neat circles out of leaves to construct its nest cells across Europe.

The Silvery Leafcutter Bee is a coastal solitary species notable for the dense, silvery hair on its thorax and its preference for sandy habitats.

The Orange-vented Mason Bee is a European solitary species distinguishable by its bright orange abdominal tip and preference for nesting in old wood.

The Gold-fringed Mason Bee is a solitary insect notable for the golden hair fringing its abdomen, typically found nesting in sandy European soils.

The Coast Leafcutter Bee is a solitary insect recognized by its strict association with coastal sand dunes and cliffs across Northern Europe.

The Small Resin Bee is a solitary insect notable for using plant resin to construct its nests in pre-existing cavities, established in Great Britain in 1996.

The Giant Resin Bee, native to East Asia, is notable for its large size and invasive spread across North America and Europe since the 1990s.

Hoplitis spinulosa is a solitary mason bee native to Europe and Asia, recognized for constructing its nests in pre-existing cavities using chewed leaves.

Chelostoma florisomne is a solitary bee species notable for its strict oligolectic diet, foraging exclusively on pollen from Ranunculus flowers.

Chelostoma campanularum is a small solitary bee notable for its exclusive reliance on bellflowers, utilizing their pollen to provision its nests.

Coelioxys elongata is a solitary cuckoo bee distinguished by its sharply pointed abdomen, notable because it parasitizes the nests of leafcutter bees.

Coelioxys conoidea is a solitary bee native to Eurasia, notable as a kleptoparasite because females lay their eggs in the active nests of leafcutter bees to feed on their pollen.

Coelioxys rufescens is a solitary cuckoo bee found across Eurasia, notable for its parasitic breeding strategy of laying eggs in the provisioned nests of other leafcutter bees.

Stelis punctulatissima is a dark solitary bee native to Europe, notable for its cleptoparasitic lifestyle of laying eggs in the provisioned nests of other cavity-nesting bees.