The deliberate dog body language of curving is used in polite greetings, negotiation, or as a calming signal. A head-on, frontal approach can be seen as confrontational. The curving could be the curving of the dog’s body (which makes a slight c-shape), or a directional curve in the path the dog walks on approach. Some have described it as a ‘banana walk’, an easy descriptive way to imagine the direction of walk, due to the shape of the path taken by the dog.
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