Colony cycle Bombus muscorum

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a moss carder bee on flower of french marigold in cradley, herefordshire, england.


a number of new queens produced in last brood of summer colony. these queens mate , hibernate average of 9 months. march may, these queens emerge hibernation search nesting sites. after suitable site found, queen lays small batch of diploid eggs. once these eggs hatch, queen tends larvae until grown , pupate. these pupa emerge workers. june onward, queen produce steady supply of workers. july september, new males , queens present , mate.








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