98
Designed by men, for men: Why sex with robots does not have appeal among women
(english.elpais.com)
This is a most excellent place for technology news and articles.
We call them the same for animals. Those are words we have for joints and appendages. They have nothing to do with being human. These robots have joints and appendages, so we use those names. We also call connections in pipes joints, not because they resemble humans but because the definition of the word includes them.