Description: English: Copulating pair of blue swimmer crabs, Portunus pelagicus (2005): Photo by: Nicholas Romano. Date: 14 January 2007 (original upload date). Source: Own work by the original uploader. Author: User:Blueswimmer1.
Description: English: Exhibit in the National Museum of Nature and Science, Tokyo, Japan. Photography was permitted in the museum without restriction. Date: 4 September 2013, 21:12:10. Source: Own work. Author: Daderot.
Description: English: Exhibit in the Museo Civico di Storia Naturale di Genova, Via Brigata Liguria, 9, 16121, Genoa, Italy. Photography was permitted in the museum without restriction. Date: 26 September 2013, 07:29:41. Source: Own work. Author: Daderot.
