a playful black-and-white ink cartoon of a nervous buffalo, depicted with frazzled lines and expressive strokes. generative ai

buffalo anxious playful artistic cute expression lighthearted drawing fun illustration emotional cartoonish comical minimalist animal simple frazzled exaggerated character black silly cartoon white whimsical charming ink tension quirky humor handdrawn generative ai anxiety wildlife sketch nervous funny expressive jittery adorable sketchy nature comic