Considering what animus is defined as, that is an open ended question. If using the term through Jungian terminal psychosis, then you have to explain why men and women both feel the need to transform their outer selves into the opposite genders, while maintaining a large portion of their original hormonal and regulatory (genetic) method of thinking.
An abstract example of animus could be the da Vinci mind.
Going further, Carlos Castaneda would explain to you, in depth, why a person is haunted by "that unconsciousness which we are ever so conscious of".
Let's start with something we can all agree on, we're alive, we have a mind but we are also physical beings and one day the physical being will cease to exist. Now class, this is not a philosophical question it's a...