A 4-foot walrus penis bone sold at auction in 2007 for $8,000.
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A banana slug can be 6-8 inches and their erect penis can be just as long. Also, their penises emerge from their heads. After sex, banana slugs eat each others penises.
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Chanel Tapper, a student from California, USA, has the world's longest tongue, measuring 9.75 cm (3.8 inches), from tip to top lip!
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Australian Graham Barker has been collecting his own belly button fluff every day since 1984 - keeping it in storage jars.
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It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
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Obsessive nose picking is called Rhinotillexomania.
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