Zoophilia of bestiality is partly caused by irrational speciesism and anthropocentrism. Because interspecies sex occurs in nature, and because humans "are" animals, supporters argue that zoosexual activity is not "unnatural" and is not intrinsically wrong. Research has proven that non-human animals can and do have sex for non-reproductive purposes (and for pleasure). In 2006, a Danish Animal Ethics Council report concluded that ethically performed zoosexual activity is capable of providing a positive experience for all participants, and that some non-human animals are sexually attracted to humans (for example, dolphins). Some zoophiles claim that they are not abusive towards animals: "In other
Abstinence-only sex education addition, abstinence programs often teach young people that pleasure in sex is most likely to be found within marriage, and therefore, that they should wait to engage in sexual activity until they are married. Abstinence generally places a great emphasis on the importance of the institution of marriage, which some proponents believe allows young people to grow and develop as individuals. Proponents suggest that comprehensive sex education encourages premarital sexual activity among teenagers, which should be discouraged in an era when HIV and other incurable STIs are widespread and when teen pregnancy is an ongoing concern. Many supporters of abstinence-only