What is a way to send a visual message Animal behavior?

Animal behavior can be communicated visually through body language, such as posture, facial expressions, and movements. For example, a dog may wag its tail and lower its body to show friendliness, while a cat might puff up its fur and arch its back to signal aggression. Additionally, bright colors or patterns on animals can convey warning signals or attract mates, serving as a visual message in their interactions with others.