Rod Williams / Snail-killing fly (Tetanocera Sp) Sutcliffe Park Nature Reserve, Eltham, London, England, UK. August.

Nick Upton / Marsh fly / Snail Killing fly (Tetanocera sp.) standing on Reed grooming front legs. Wiltshire river bank, UK, May.

Premaphotos / Red-eyed snail fly (Tetanocera arrogans) mating pair, UK

Roman Willi / Marsh flies (Tetanocera sp.) mating pair, Lucerne, Switzerland. May.