Images Dated 15th April 2011

C. elegans worms, light micrograph

C. elegans worms. Differential interference contrast micrograph of an adult Caenorhabditis elegans worm (centre) surrounded by C. elegans larvae hatching from eggs. This is a soil-dwelling hermaphrodite nematode worm and one of the most studied animals in biological and genetic research. A tendency to reproduce by self-fertilisation (resulting in identical offspring), along with the short time taken to reach maturity, make this tiny worm an ideal subject

© SINCLAIR STAMMERS/SCIENCE PHOTO LIBRARY

A Young Fellah Girl, 1876 (oil on canvas)

615711 A Young Fellah Girl, 1876 (oil on canvas) by Bouguereau, William-Adolphe (1825-1905); 162.9x80 cm; Private Collection; Photo A© Christie's Images; French, out of copyright

© © Christie's Images / Bridgeman Images

Arabic, Arid, Barefoot, Black, Blue, Burka, Burqa, Child, Children, Fellah, Female, Full Length, Girl, Headdress, Heat, Hijab, Kid, Mzpainting, Painting, Portrait, Pot, Provincial, Ruin, Ruins, Rural, Scarf, Sky, Solemn, Urn, Young

Four PM at the Carrefour Drouot and the Grand Boulevard, c.1895 (oil on panel)

615706 Four PM at the Carrefour Drouot and the Grand Boulevard, c.1895 (oil on panel) by Beraud, Jean (1849-1935); 50.8x36.8 cm; Private Collection; Photo A© Christie's Images; French, out of copyright

© © Christie's Images / Bridgeman Images

Animal, Animals, Boulevard, Busy, Carrefour, Carriage, Carriages, Climate, Daily, Drouot, Farm Animal, Fin De Siecle, French, Grand, Horse, Horse And Carriage, Horses, Life, Livestock, Meteorology, Mzpainting, Painting, Paris, Parisian, Parisians, Pedestrian, Pedestrians, Pm, Rain, Raining, Scene, Science, Street, Traffic, Weather, Wet, Wildlife