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Overall, such cooperation also benefits each member of the group in that they are better able to survive.
In humans, sexual intercourse seems to serve three types of purposes,which do not exclude one another: In the late 20th century, very effective forms of contraception (birth control) were developed allowing a man and women to help prevent a baby from being made when they have sex. This is a piece of rubber that covers the penis that a man can wear during intercourse, which stops the man's semen from going into the woman's vagina.
People and animals that sexually reproduce use sexual intercourse to have an offspring.
In these animals, the use of sex has evolved beyond reproduction and has taken additional social functions.
Sex reinforces intimate social bonds between individuals.
Humans, bonobos and dolphins show cooperative behaviour.
In many cases, this behaviour has shown better results than what an individual can achieve alone.
Then we look to identify ways to measure the campaign’s effectiveness through a Return on Investment analysis.