When a falconer wants to breed their birds, they let the male bird mate with their head.  A falcon born in captivity imprints on its falconer, and, after bird puberty, it might see them as a mate. If the falconer can impress the bird with a seductive mating song, it copulates with their special sex hat, which collects the semen for artificial insemination.  (, , )

Some Converse sneakers have a thin layer of felt on the bottom.  Its only purpose is to save the company money, because shoes with fuzzy soles technically qualify as slippers, which have import taxes up to 30% lower than regular shoes.  (, , )