What are 5 human behaviors that are instictive? What is the stimulus that brings out that behavior?

I know that one is laughing. Something funny, surprising, or out of the ordinary can cause this behavior to happen.

http://www.springerlink.com/content/qj74578452427770/

Certainly! Here are five instinctive human behaviors and the stimuli that can trigger them:

1. Crying: Crying is an instinctive response to distress or pain. It can be triggered by physical discomfort, emotional pain, or even overwhelming joy.
2. Smiling: Smiling is an instinctive behavior often associated with happiness, friendliness, or pleasure. It can be triggered by positive social interactions, humor, or even the sight of a loved one.
3. Startle response: The startle response is an instinctive reaction to sudden or unexpected stimuli. It can be triggered by loud noises, sudden movements, or any sudden change in the environment.
4. Fight or flight response: The fight or flight response is an instinctive reaction to perceived threats or danger. It can be triggered by situations that evoke fear, such as a dangerous animal, a heated argument, or any situation that threatens one's safety or well-being.
5. Suckling: Suckling is an instinctive behavior in babies, usually in response to hunger or the need for comfort. The stimulus that triggers this behavior is the sensation of an empty stomach, the feeling of hunger, or the need for soothing.

It's important to note that while these behaviors have instinctive aspects, they can also be influenced by societal, cultural, and learned responses.