The phrase "homosexual behavior" refers to actions or activities that involve romantic or sexual relationships between people of the same sex. Full definition
What is clear from the graphic words used is that what is being prohibited here are actions — homosexual behaviour not orientation. (premierchristianity.com)
The book compiles information from the scientific literature, describing homosexual behaviours in more than 470 species. (newscientist.com)
Does the bible condemn homosexual behaviour as a sin? (slaw.ca)