Jeff Wilson / Field Assistant, Jason Roberts, standing on top of rock pinnacle, Svalbard, Spitzbergen, Norway, July 2009, Taken on location for the BBC series, Frozen Planet.

Nick Upton / Male Black Snipe fly (Chrysopilus cristatus), standing on a Philadelphus leaf in a garden, Wiltshire, UK, May.

Rod Williams / Female black snipefly (Chrysopilus cristatus), Sutcliffe Park Nature Reserve, Eltham, London, England, June

David Kjaer / Marsh Snipefly (Rhagio tringarius) Ham Wall RSPB Reserve, Somerset Levels

Konrad Wothe / Downlooker Snipefly (Rhagio scolopaceus) with compound eyes, Upper Bavaria, Germany

Nick Upton / Snipe fly or Downlooker fly (Rhagio scolopacea) perched on a fence post looking out for flying prey, Wiltshire, UK, June.

MYN / Tim Hunt / Snipe fly (Rhagio scolopacea), garden in Barnt Green, Worcestershire, UK, May. meetyourneighbours.net project

Jussi Murtosaari / Flies (Brachycera) on leaf, Parikkala, Etela-Karjala / South Karelia, Etela-Suomi / South Finland, Finland. June

Rod Williams / Male Black Snipefly (Chrysopilus cristatus) Ladywell Fields, Lewisham, London, England, UK. June

Jussi Murtosaari / Fly (Brachycera) on Lily of the Valley berries, Parikkala, Etela-Karjala / South Karelia, Etela-Suomi / South Finland, Finland. September

MYN / Andrew Snyder / Ornate Snipe fly (Chrysopilus sp.) Owings Mills, Maryland, USA. Meetyourneighbours.net project.

Nick Upton / Snipe fly or Downlooker fly (Rhagio scolopacea) perched on riverside leaf, on lookout for aerial insect prey. Wiltshire, UK, May.

Nick Upton / Female Snipe fly (Chrysopilus cristatus) at rest on Mock orange leaf (Philadelphus coronarius) leaf. Wiltshire garden, UK, June.