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Keyword: Mason |
Overview - a b c d e f g h i j k l m n o p q r s t u v w x y z |
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| Mason bees | The genera Hoplitis, Hoplosmia and Osmia are called mason bees. Mason bees are loners (solitary bees) and belong to the family Megachilidae. Approximately 50 different species are found in Central Europe. These include Osmia bicornis and Osmia cornuta.
Mason bees build their nests in walls, cracks in stone, , (sandy) soil, hollow plants, dead wood from trees or in the galleries of wood-boring insects. The females build individual brood chambers inside the nest using glandular secretions and leaf piec...
...r for the future larvae before they start laying eggs. After oviposition the brood cell is closed with a seal. The hatched larvae feed on their food stock for some weeks before they pupate.
Some species overwinter as larvae, others as adult mason bees. The latter are already active in March. The natural enemies of mason bees include the larvae of cuckoo beeswho feed on the eggs of the mason bees and their food stores.
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| | After mating, the fertilized females lay their eggs separately in each brood cell in the nests of mason bees (Osmia), Anthophora, potter wasps (Eumenidae), pill wasps (Eumenes), Vespidae or sphecoid wasps (Spheciformes). The host insects try to prevent the rubytail wasps from entering their nests, however the latter are not only equipped with a strong... | | |
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