Probably not. They are (mostly) external, hence, more visual.

The artist depicts actions that reflect sexual procreation, not hunting

Sexual feelings, or what is called "arousal", happens due to increasing hormones during teenage years, along with thoughts and visual input, or with direct touch. Guys are more visual that girls, so just seeing an attractive female can be stimulating to many guys.

yes mostly feelings/sensations of the sexual nature

• visual indicator of sexual maturity
• collection of secreted pheromones
• reduction of external friction during sexual intercourse
• protection of sensitive pubic area
• protection of skin on the pubic area from certain infections, rashes, irritations, acne and other kinds of infections