A snarl, often referred to as a growl, is a vocalization made by animals, particularly dogs and cats, to express aggression, discomfort, or warning. This sound typically involves a low, guttural noise that can signal to others to stay away. It is a part of an animal's body language and can be accompanied by other signals, such as bared teeth or a stiff posture. In the animal kingdom, snarling serves as a crucial communication tool. It helps establish boundaries and can deter potential threats. Understanding the context of a snarl is important for interpreting an animal's emotional state and intentions, ensuring safety for both the animal and those nearby.