Ashley Cooper / Bernina Glacier express train, which goes from Chur in Switzerland to Tirano in Italy. June 2007.

Floris van Breugel / High speed exposure of a Fruit fly (Drosophila melanogaster) taken through a microscope. In this image flight muscles express a genetically engineered protein called GCaMP, which fluoresces green in t...

Tony Wu / Virgin coral reef habitat with countless fish species, Tokyo Express dive site, Eastern Fields of Papua New Guinea.

Cyril Ruoso / Pair of Giant pandas (Ailuropoda melanoleuca) unloaded from Panda Express, a Boeing 777 at Charles de Gaulle Airport, Paris, to be taken to a French zoo. 15th January 2012

Cyril Ruoso / Panda Express, a Boeing 777 carrying the pair of Giant Pandas (Ailuropoda melanoleuca) Huan Huan and Yuan Zi arriving at Charles de Gaulle Airport, Paris. 15th January 2012

Gary K. Smith / Potato (Solanum tuberosum), 'Arran Pilot', 'Juliette' and 'Sharpes Express', set to chit prior to planting, England, UK. February.

Pal Hermansen / Hurtigruten coastal express ship entering Raftsundet, Lofoten, Norway, March 2008.

David Woodfall / M50 motorway bridge, with River Severn and surrounding flood plain during February 2014 floods, near Upton Upon Severn Worcestershire, England, UK, 7th February 2014.

Francis Abbott / A suitcase lying on the coral reef, a reminder of one of the worse shipping accidents to have occurred in the northern Red Sea, the sinking of the Salem Express on the night of the 15th December 1991.

Matthew Maran / Daily Turtle Express, Daily record of turtle activity on Turtle Islands National Park, Sabah, Malaysia

Andrew Parkinson / Hippo male scattering dung to express dominance, Moremi Game Reserve (Hippopotamus amphibius) Botswana.

Jose B. Ruiz / European Bee Eater {Merops apiaster} rubbing bee on rock to express venom and/or remove sting, before eating it. Spain