

I think it just means an occupation ie something you do to earn money – as opposed to the jobs we do around the house in the course of taking care of ourselves. Regardless yes it’s inane. (we should be eating healthy tho, regardless of religious affiliation)
There’s plenty of evidence of homosexuality across broad swaths of the animal kingdom, but gender is a human social construct (until the apes and whales tell us otherwise) so I don’t know how this would even translate to any other animals.