The image depicts a cartoon-style illustration of a monster's open mouth, showcasing its sharp teeth and tongue. The mouth is drawn with a dark green outline and a black interior, giving it a menacing appearance. The teeth are white and pointed, while the tongue is red and appears to be curled up. The illustration is set against a plain white background, which helps to emphasize the details of the monster's mouth. Overall, the image presents a humorous and exaggerated representation of a monster's ferocity.