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Red mason bees are excellent pollinators, particularly of apple trees. [3] For effective use of these bees as pollinators of winter rape plantations in Poland, they should be located at least 300 m from entomophilous plants, which distract the bees from pollinating the plants of interest. [31]
The bee is thought to have arrived in the UK in holiday luggage from Dalaman, Turkey. Once notified, the British Beekeepers Association said the bee had the potential to harm native species. DEFRA put a kill order on the bee, however, the family who discovered its nest said they were unable to catch it.
The female will also deposit sand, gravel and soil between the last cell and the plug as an anti-predator barrier. The shell is then manipulated by the female so that the entrance is facing towards the ground. [5] Once the nest is complete the female covers the shell in a canopy of grass stems, small twigs or leaves to camouflage it. [1]
Unlike honey bees or bumblebees (Bombus), Osmia species are solitary; every female is fertile and makes her own nest, and no worker bees for these species exist. [1] Eastern snail shell mason bee (Osmia conjuncta) Hornfaced bee (Osmia cornifrons) When the bees emerge from their cocoons, the males exit first. The males typically remain near the ...
Osmia caerulescens, the blue mason bee, is a species of solitary bee from the family Megachilidae. [1] It has a Holarctic distribution extending into the Indomalayan region, although its presence in the Nearctic may be due to human-assisted introduction.
A female typically mates once, or maybe twice. She is absent from the nesting site for several days while she feeds and waits for her ovaries to fully mature. "Bee house" used for O. lignaria Orchard mason bee on an apple bloom Example of nesting-site variations. When a female is ready, she seeks out a suitable nest.
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After mating, the female builds a nest with urn-shaped cells made with mud, feces, and plant resin, and provisions these with nectar and pollen before laying an egg in each. [5] These bees also have complex foraging and wing buzzing behaviors and are part of a mimicry complex. [1] [6]