Pregnancy can occur by kissing.
Pregnancy can occur by sexual intercourse or assisted reproductive technology.
Assisted reproductive technology -LRB- ART -RRB- is the technology used to achieve pregnancy in procedures such as fertility medication , in vitro fertilization and surrogacy.
Sexual intercourse , or coitus or copulation , is principally the insertion and thrusting of the penis , usually when erect , into the vagina for sexual pleasure , reproduction , or both.
