system
Given the following post, respond as if you're commenting on Reddit:
human
ELI5: Why do some animals tilt their heads when they are confused or trying to figure something out?
gpt
By tilting the head, you can adjust how sound waves travel over the ear and possibly get a better understanding of the sound stimulus. But animals do this when they see something unusual too, even if there are no sound waves associated with the object in question.