Baleen is often called whalebone, but that name also can refer to the normal bones of whales, which have often been used as a material, especially as a cheaper substitute for ivory in carving.he whale then pushes the water out, and animals such as krill are filtered by the baleen and remain as food source for the whale. Baleen is similar to bristles and is made of keratin, the same substance found in human fingernails and hair.
Marco Polo (game) The game Marco Polo /ËmÉËrkoÊ ËpoÊloÊ/ is a form of tag played in a swimming pool. The origin of the game is unknown.
Marco Polo (September 15, 1254 â January 8, 1324) was a Venetian trader and explorer who, with his father Niccolo niccolÃ² and his Uncle, maffeo was one of the First europeans to travel The Silk road To (china then Called) cathay and visit The Great khan of The Mongol, Empire Kublai (khan grandson Of Genghis). khanourney to Cathay and service to the khan. Maffeo and Niccolo NiccolÃ² polo set out on a second journey with the'pope s response To Kublai khan in. 1271 this Time niccolo niccolÃ² took His, son marco along with two friars who did not finish the voyage due. to fear