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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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.
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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 / Pair of mating Ivy bees (Colletes hederae) struggling to climb grass stems as many other males compete to mate, Wiltshire, England, UK, September.
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Nick Upton / Ivy bee (Colletes hederae) grooming and emerging from its 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 / Ivy bee (Colletes hederae) feeding on Ivy flowers (Hedera helix) as another flies in, Wiltshire garden, UK, September.
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Nick Upton / Ivy bee (Colletes hederae) males competing to mate with a female soon after her emergence from a burrow in a grassy bank, with another flying over the mating ball, Wiltshire, UK, September.
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Nick Upton / Ivy bee (Colletes hederae) male in flight patrolling above a grassy bank seeking newly emerged females to mate with, Wiltshire, UK, September.
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Nick Upton / Ivy bee (Colletes hederae) males patrolling above a grassy slope where females are emerging from burrows during the autumn mating season, Wiltshire, UK, September.
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Nick Upton / Ivy bee (Colletes hederae) female emerging from burrow during the autumn emergence and mating season, Wiltshire garden, UK, September.
Nick Upton / Ivy bee (Colletes hederae) pair mating with other males around seeking a mate, Wiltshire, UK, September.
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Nick Upton / Ivy bee (Colletes hederae) mating ball with a mass of males clustered around a female, Wiltshire, UK, September.
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Nick Upton / Ivy bee (Colletes hederae) mating ball with a mass of males clustered around a female with other flying males patrolling above them, Wiltshire, UK, September.
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Nick Upton / Ivy bee (Colletes hederae) mating ball with a mass of males clustered around a female, Wiltshire, UK, September.
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Nick Upton / Ivy bee (Colletes hederae) males, newly emerged from burrows in a grassy bank, waiting for females to emerge, Wiltshire, UK, September.
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Nick Upton / Ivy bee (Colletes hederae) males in flight and on ground patrolling where females are emerging from burrows during the autumn mating season, Wiltshire, UK, September.
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Phil Savoie / Ivy bee (Colletes hederae) male guarding nest burrow, Wales, UK, September.
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Phil Savoie / Ivy bee (Colletes hederae) males patrolling for females outside nest burrows, Monmouthshire, Wales, UK, September.
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Phil Savoie / Ivy bee (Colletes hederae) male on human finger, Monmouthshire, Wales, UK, September.
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Phil Savoie / Ivy bee (Colletes hederae) male and female mating outside nest, Monmouthshire, Wales, UK, September.
Phil Savoie / Ivy bee (Colletes hederae), male guarding nest burrow with female inside, Monmouthshire, Wales, UK, September.
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Phil Savoie / Ivy bee (Colletes hederae), male guarding nest burrow with female inside, Monmouthshire, Wales, UK, September.
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Phil Savoie / Ivy bee (Colletes hederae), male guarding nest burrow with female inside, Monmouthshire, Wales, UK, September.
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Phil Savoie / Ivy bee (Colletes hederae), male patrolling for females outside nest burrows, Monmouthshire, Wales, UK, September.
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Phil Savoie / Ivy bee (Colletes hederae), male patrolling for females outside nest burrows, Monmouthshire, Wales, UK, September.
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Phil Savoie / Ivy bee (Colletes hederae) male patrolling for females outside nest burrow, Monmouthshire, Wales, UK, September.
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Phil Savoie / Ivy bee (Colletes hederae) males patrolling for females outside nest burrow, Monmouthshire, Wales, UK, September.
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Phil Savoie / Ivy bee (Colletes hederae) male and female outside nest burrow, Monmouthshire, Wales, UK, September.
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Andy Sands / Ivy bee (Colletes hederae) new species to the UK in 2001, in flight up to nest tunnel in sandy bank, Oxfordshire, England, UK, October
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Andy Sands / Ivy bee (Colletes hederae) in flight up to nest tunnel in sandy bank, Oxfordshire, England, UK, October. New species to the UK in 2001
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Andy Sands / Ivy bee (Colletes hederae) new species to the UK in 2001 Male resting on flower bud, Oxfordshire, England, UK, September
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Andy Sands / Ivy bee (Colletes hederae) new species to the UK in 2001. Male resting on Blackberry, Oxfordshire, England, UK, September
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Andy Sands / Ivy bee (Colletes hederae) new species to the UK in 2001. In flight up to nest tunnel in sandy bank, Oxfordshire, England, UK, October
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Andy Sands / Ivy bee (Colletes hederae) new species to the UK in 2001. Mating ball with many male bees swarm around emerging female, Oxfordshire, England, UK, October
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Kim Taylor / Ivy bee (Colletes hederae) female emerging from its burrow on a sandy track. Surrey, England, UK, September.
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Andy Sands / Ivy bee (Colletes hederae) new species to the UK in 2001 this bee has become more widespread across southern England, Cornwall, England, UK, September
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Andy Sands / Ivy bee (Colletes hederae) new species to the UK in 2001 this bee has become more widespread across southern England. Cornwall, England, UK, September
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Nick Upton / Ivy bee (Colletes hederae) feeding on Ivy flowers (Hedera helix) near a Noon fly (Mesembrina meridiana), Wiltshire garden, UK, September.
Alex Hyde / Ivy bee (Colletes hederae) loaded with pollen from Ivy flowers (Hedera helix) Surrey, UK. October.
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Alex Hyde / Ivy bee (Colletes hederae) loaded with pollen from Ivy flowers (Hedera helix) Surrey, UK. October.
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Nick Upton / Ivy bee (Colletes hederae) a European solitary mining bee that only reached the UK in 2001 which is now spreading from the south coast to the midlands, heavily dusted with pollen from visiting flower...
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Chris Shields / Illustration of British bumblebees (Bombus sp.). Clockwise from top left: Cuckoo bee (Bombus (Psithyrus) sylyestris),Carder bee (Bombus sylvarum),New garden bumblebee or Tree bumblebee (Bombus hypnor...
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Chris Mattison / Ivy mining bee (Colletes hederae), male, Severn Beach, Gloucestershire, UK. October.
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Phil Savoie / Ivy bee (Colletes hederae) feeding at Oxeye daisy (Leucanthemum vulgare) composite flower florettes, Monmouthshire, Wales, UK, July.
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Nick Upton / Ivy bee (Colletes hederae) sunning on a log with many Lemon disco (Bisporella citrina) fungi fruiting, GWT Lower Woods reserve, Gloucestershire, UK, October.
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Rod Williams / Ivy bee (Colletes hederae) male feeding on Ivy (Hedera helix). Beverley Court Gardens, Lewisham, London, England, UK. October.
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Rod Williams / Ivy bee (Colletes hederae) female feeding on Ivy (Hedera helix) blossom. Beverley Court Gardens, Lewisham, London, England, UK. October.
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Rod Williams / Male Ivy Bee (Colletes hederae) Feeding on ivy Beverley Court Gardens, Lewisham, London, England, UK. October
