Slugs live on land and in saltwater, and one genus, Acochlidium, lives in freshwater. The unadorned word slug, however, is applied primarily to land slugs, whereas slugs from the sea or from fresh water are usually referred to as  sea slugs  or freshwater slugs.f the six orders of Pulmonata, two â the Onchidiacea and Soleolifera â solely comprise slugs. A third family, the Sigmurethra, contains various clades of snails, semi-slugs (i.e. snails whose shells are too small for them to retract fully into) and slugs.
Vulva is the external parts of the female genitalia. The external opening to a woman's vagina or reproductive track is an example of the vulva. vulva. pl. vulva.
1. If you want to address the clitoris, labia and vagina together, vulva is the all-encompassing term. 2. Fifty to 75 percent of women who have climaxes (orgasms) need to have their clitoris touched (clitoral stimulation). Most women are unable to have an orgasm through intercourse alone. 3. The clitoris is only partially visible to the naked eye.