Typically, dogs employ a discerning approach when it comes to responding to sounds. They have an innate ability to assess whether a sound holds potential significance or not, which influences their subsequent actions. Upon hearing a sound, dogs will make a judgment whether it is worth their attention and may react accordingly.

Based on my extensive observation of dogs over several decades, I have noticed that they often decide that a sound is not significant enough to warrant turning their head. If a sound is genuinely noteworthy, dogs tend to respond by immediately turning their head towards the source of the sound rather than simply adjusting the position of their ear.

It’s important to acknowledge that dogs have their individual characteristics and preferences, so their reactions may vary. While the general tendency is to prioritize head-turning for more important sounds, there can be instances where a dog’s response may not align with this pattern.

Ultimately, dogs possess a remarkable ability to assess auditory stimuli and make quick judgments about their significance. Their behavior is shaped by a combination of instinct, learned behaviors, and individual traits, all contributing to their unique way of interpreting and responding to the sounds they encounter.