Is an asexual orientation any different than homosexuality or heterosexuality in terms of etiology?
Human sexuality is a very wide and broad rainbow, asexual orientation is part of the spectrum at both ends and for various reasons all of them “natural” contrary to the beliefs of some people. This occurs in virtually every species of animal. A lot about the etiology is theoretical at best. It may be episodic, periodic, predominant, permanent, or part of a phase as sexual orientation shifts. Natural selection does not, of course, tend to favour such an orientation, but it occurs nonetheless. [In the broad spectrum, both nature and nurture play a part. Body image is important, as is anatomical structure, neither of which is uniform in any respect. Male breasts are considered vestigial structures, but lactation in males is not entirely unknown even if none is ever likely to nurse an infant. There are those who feel themselves trapped in bodies of the opposite gender, as well as those who are hyper or hypo male or female, either/or both in image and anatomy. Some with indiscriminate anato
