Griffins

From the etymological dictionary:

grifo (animal fabuloso), s. XIII. Tom. del lat. tardío gryphus, y este del gr. gryps, grypos, id. En la acepción 'llave de cañería', 1884, se explica por la costumbre de adornar con cabezas de personas o animales las bocas de agua de las fuentes.

That is, 'taps' in Spanish are called 'grifos', which is also the word for 'griffin'. This name arises because of the custom of decorating the mouths of springs or public fountains with ornate heads of people or animals.

Happy Festive Etymology to you all!