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Why Do Penguins Wear Tuxedos?

10,000 Birds

Artists rendition of Inkayacu paracasensis There are 17 living species of penguins, which make up their own Linnean family (Spheniscidae), which is the only family in the order Sphenisciformes. If you’d like a two page (one sheet, duplex) handout for your class, download THIS PDF FILE. Salas-Gismondi, R., Altamirano, A.,

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