Stock Photo: Western Honey Bee (Apis mellifera) guard workers, guarding nest entrance, nesting in Thames Water hydrant chamber, extremely unusual behaviour as honey bees don't nest underground because of risk of flooding, Crossness Nature Reserve, Bexley, Kent, England, july

Stock Photo: 4421-25430 Western Honey Bee (Apis mellifera) guard workers, guarding nest entrance, nesting in Thames Water hydrant chamber, extremely unusual behaviour as honey bees don't nest underground because of risk of flooding, Crossness Nature Reserve, Bexley, Kent, England, july