1. The basic drive to preserve your species. 2. Psychoanalytic theory. Deals with all things sexual and not just reproduction. It is also called sex instinct. See Eros; libido; self-preservation instinct.
1. The basic drive to preserve your species. 2. Psychoanalytic theory. Deals with all things sexual and not just reproduction. It is also called sex instinct. See Eros; libido; self-preservation instinct.