Rod Williams / Hoverfly (Helophilus pendulus) feeding on yarrow, Brockley Cemetery, Lewisham, England, September

Rod Williams / Sunfly hoverfly (Helophilus pendulus), feeding on charlock, Sutcliffe Park Nature Reserve, Eltham, London, England, May

Rod Williams / Sunfly hoverfly (Helophilus pendulus) feeding on charlock, Sutcliffe Park Nature Reserve, Eltham, London, England, UK. May. Medium repro only

Rod Williams / Sunfly hoverfly (Helophilus pendulus) feeding on Green alkanet (Pentaglottis sempervirens) Beverley Court Gardens, Lewisham, London, England, UK. April.

Stephen Dalton / Hoverfly (Helophilus pendulus) taking-off, Rookery Wood, Sussex, England, UK, August.

Alex Hyde / Hoverfly (Helophilus pendulus) feeding on Hemp agrimony (Eupatorium cannabinum) Strumpshaw Fen, Norfolk, UK, September.

Colin Varndell / Hoverfly (Helophilus pendulus) on leaf, Dorset, UK, July.

Rod Williams / Hoverfly (Helophilus pendulus) feeding on Field bindweed (Convolvulus arvensis) Brockley Cemetery, Lewisham, London UK August

Rod Williams / Sun hoverfly (Helophilus pendulus) on Common ragwort (Senecio jacobaea) Brockley Cemetery, Lewisham, London UK August

Alan Williams / Hoverfly (Helophilus pendulus) feeding on Bramble (Rubus fruticosus) at edge of woodland, Cheshire, UK, July

Alan Williams / Hoverfly (Helophilus pendulus) feeding on Sedum flowers in garden, Cheshire, England, UK, August.

Stephen Dalton / Hoverfly (Helophilus pendulus) on leaf, Sussex, England, UK. July.

Bernard Castelein / Hoverflies (Helophilus pendulus) mating, Brasschaat, Belgium, May.

Eric Baccega / Male Hoverfly (Helophilus pendulus) on Garden marigold (Calendula officinalis) Alsace, France, May.

Alex Hyde / A German Wasp (Vespula germanica) compared to five Batesian mimics. None of the five wasp mimics can sting, but by appearing similar to a wasp, are avoided by many potential predators. All five mimics...

Stephen Dalton / Hoverfly (Helophilus pendulus) female, Sussex, England, August.

Rod Williams / Hoverfly/Sun Fly (Helophilus pendulus) feeding on dog rose Lewisham, London, England, UK, June.

Nick Upton / Head on view of a Sunfly (Helophilus pendulus) feeding on on Pink aster (Aster novae-angliae) in a Wiltshire garden, UK, September.

Rod Williams / Hoverfly (Helophilus pendulus) Lewisham, London, August

Rod Williams / Hoverfly (Helophilus pendulus) Lewisham, London, August

Rod Williams / Hoverfly (Helophilus pendulus) Lewisham, London,

Rod Williams / Hoverfly (Helophilus pendulus) Lewisham, London,

Rod Williams / Hoverflies (Helophilus pendulus) mating on rhubarb leaf, Lewisham, London,

Stephen Dalton / Hover fly (Helophilus pendulus) taking-off, controlled conditions.

Nick Upton / Sunfly (Helophilus pendulus) feeding on Woolly thistle flower (Cirsium eriophorum), chalk grassland meadow, Wiltshire, UK, August.

Colin Varndell / Hover-fly (Helophilus pendulus) on Michaelmas daisy flower. Dorset, UK, September.

Alex Hyde / Hoverfly (Helophilus pendulus), overhead view showing Batesian wasp mimicry, photographed on a white background. Derbyshire, UK. September.

Colin Varndell / Hover-fly (Helophilus pendulus) on flower, September. England

Rod Williams / Striped hoverfly (Helophilus pendulus) resting on leaf, South London, UK, August

Rod Williams / Hoverfly (Helophilus pendulus) on leaf, South London, UK, October

Nick Upton / 2020VISION / Sun fly / Striped hoverfly (Helophilus pendulus), feeding on Ivy flower (Hedera helix) in garden, with house in background, Wiltshire, England, UK, October . Property released.

Ann & Steve Toon / Striped hoverfly (Helophilus pendulus) feeding on dandelion (Taraxacum officinale) Northumberland National Park, UK, September.

Ben Hall / 2020VISION / Hoverfly (Helophilus pendulus) on grass stem, Montiagh's Moss, County Antrim, Northern Ireland, UK, June

Russell Cooper / Hoverfly (Helophilus pendulus) feeding on Dandelion (Taraxacum sp.) flower, South London, England, UK.

Stephen Dalton / Hoverfly {Helophilus pendulus} on rose flower, UK

Stephen Dalton / Hoverfly (Helophilus pendulus) amongst duckweed on pond surface, UK

Stephen Dalton / Hover fly (Helophilus pendulus) on pond surface, UK

Premaphotos / Common tiger hover fly (Helophilus pendulus) on apple blossom, UK

Kim Taylor / Sunfly / hoverfly {Helophilus pendulus} UK.

Kim Taylor / Sunfly / hoverfly {Helophilus pendulus} pollinates Kingcup flower, UK.

Kim Taylor / Sunfly / hoverfly {Helophilus pendulus} pollinates Kingcup flower, UK.

Philippe Clement / Sunfly on flower {Helophilus pendulus} Belgium

George McCarthy / Sunfly {Helophilus pendulus} Surrey, UK

Rod Williams / Hoverfly (Helophilus pendulus) using its front legs to groom itself, Lewisham, London, England, UK, May.

Premaphotos / Common tiger hover fly / sunfly (Helophilus pendulus) on Bramble flower, UK

Premaphotos / Common tiger hover fly (Helophilus pendulus), mating pair on bracken, UK

George McCarthy / Sunfly {Helophilus pulus} Surrey UK

Robin Chittenden / Tiger hoverfly pair (Helophilus pendulus) mating on grass blade, Norfolk, UK. September.

Philippe Clement / Female European hoverfly (Helophilus pendulus) pollinating Tansy (Tanacetum vulgare) in flower, Belgium. August.

Philippe Clement / Female European hoverfly (Helophilus pendulus) pollinating Tansy (Tanacetum vulgare) in flower, Belgium. August.

Rod Williams / Sunfly hoverfly (Helophilus pendulus) Feeding on feverfew Sutcliffe Park Nature Reserve, Eltham, London, England, UK. June.