Nick Upton / Ivy bee (Colletes hederae) mating ball, showing a mass of males clustered around a female recently emerged from her burrow, Wiltshire, England, UK, September.
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Chris Shields / Illustration of British bumblebees (Bombus sp): (Across rows) Adrena fulva,Bombus hypnorum,B. terrestris,B. lacornum,B. pratorum,B. lapidarus,B. ruderatus,B. humilis,B. muscorum,B. barbutellus,B. sylv...
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Phil Savoie / Ivy bee (Colletes hederae),on Ox-eye daisy (Leucanthemum vulgare), Monmouthshire, Wales, UK. June
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Phil Savoie / Ivy bee (Colletes hederae), feeding on Ox-eye daisy (Leucanthemum vulgare), Monmouthshire, Wales, UK. June
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Phil Savoie / Ivy bee (Colletes hederae) feeding on Ox-eye daisy (Leucanthemum vulgare), Monmouthshire, Wales, UK. June
Heather Angel / Ivy bee (Colletes hederae) males in mating swarm above garden lawn, waiting for females to emerge. Salisbury, Wiltshire, England, UK. September.
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Nick Upton / Large number of male Ivy bees (Colletes hederae) flying over a grassy bank, searching for newly emerged females to mate with, Wiltshire, England, UK, September.
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Nick Upton / Large number of male Ivy bees (Colletes hederae) flying over a grassy bank, searching for newly emerged females to mate with, Wiltshire, England, UK, September.
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Nick Upton / Ivy bee (Colletes hederae) mating ball, showing a mass of males clustered around a female recently emerged from her burrow, Wiltshire, England, UK, September.
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Nick Upton / Ivy bee (Colletes hederae) mating ball, showing a mass of males clustered around a female recently emerged from her burrow, Wiltshire, England, UK, September.
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Nick Upton / Large number of male Ivy bees (Colletes hederae) flying over a grassy bank, searching for newly emerged females to mate with, Wiltshire, England, UK, September.