Andy Sands / Cuckoo bee (Melecta albifrons) parasite of (Anthophora plumipes) on old wall where host species nests, Hertfordshire, England, UK, April
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Andy Sands / Cuckoo bee (Melecta albifrons) parasite of (Anthophora plumipes) on old wall where host species nests, Hertfordshire, England, UK, April
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Andy Sands / Nomad bee (Nomada flava) a 'cuckoo bee' who lays its eggs in the nests of various Andrena bees, Herfordshire, England, UK, May
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Andy Sands / Cuckoo Bee (Epeolus cruciger) about to enter the burrow of a mining bee where its larvae feed as a cleptoparasite. West Sussex, England, UK, August.
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Stephen Dalton / Vestal cuckoo bumblebee (Bombus vestalis) in flight towards Cranesbill geranium, UK
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Stephen Dalton / Vestal cuckoo bumblebee (Bombus vestalis) flying to Cranesbill geranium flower, UK
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Andy Sands / Cuckoo Bee (Epeolus cruciger) feeding on Heather flowers, Hampshire, England, July
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Andy Sands / Cuckoo Bee (Epeolus cruciger) feeding on Heather flowers. Hampshire, UK, July.
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Nick Upton / Nomad / Cuckoo Bee (Nomada fulvicornis) sun basking on a leaf, Wiltshire garden, UK, April.
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Nick Upton / Cuckoo bee (Melecta albifrons) a parasite of Hairy-Footed Flower Bees (Anthophora plumipes) and other masonry bees, searching an old wall for host nests. Brandenburg, Germany, April.
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Nick Upton / Cuckoo Bee (Melecta albifrons) a parasite of Hairy-footed flower bees (Anthophora plumipes) emerging from host nest in an old wall. Brandenburg, Germany, April.
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Nick Upton / Female Hairy-footed flower bee (Anthophora plumipes) prevented from entering her burrow in an old wall by a brood parasitic Cuckoo Bee (Melecta albifrons) Brandenburg, Germany, April.
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Nick Upton / Sharp-tailed bee / Cuckoo bee (Coelyoxis sp. probably C. inermis) a kleptoparasite of Leaf-cutter bees, feeding on Mock orange flower (Philadelphus coronarius "Aureus"). Wiltshire garden, UK, June.
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Nick Upton / Cuckoo / Yellow nomad bee (Nomada flava) feeding on Mock orange flower (Philadelphus coronarius 'Aureus') garden, Wiltshire, UK, June
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Nick Upton / Cuckoo / Yellow nomad bee (Nomada flava) feeding on Mock orange flower (Philadelphus coronarius 'Aureus') garden, Wiltshire, UK, June
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Kim Taylor / Cuckoo Bee (Nomada fulvicornis) flying up from Green Alkanet flower (Pentaglottis sempervirens). UK
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Andy Sands / Nomad Bee (Nomada sp) parasitic, usual host species is a solitary bee, Hertfordshire, UK
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Dietmar Nill / Vestal cuckoo bee (Bombus vestalis) feeding on flower with pollen sac on leg, Germany
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PREMAPHOTOS / Vestal cuckoo bee {Bombus vestalis} on wild Thyme, UK
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PREMAPHOTOS / Cuckoo bee on flower in rainforest {Thyreus sp} Uganda, Africa
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PREMAPHOTOS / Female Cuckoo bee on flower {Xeromelecta californica} Arizona, USA
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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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Premaphotos / Yellow nomad bee (Nomada flava) a cuckoo bee, on Bramble flower, UK
