Four black and white line art illustrations of dog faces arranged in a 2x2 grid, perfect for a coloring book.

Black and white line art coloring page for an adult and senior coloring book. Exactly four different domestic pets, friendly, calm and gentle in expression. Arranged in a clean 2x2 grid composition, evenly spaced. Each animal: oversized head in proportion to body simple, relaxed pose soft, friendly facial expression clearly readable silhouette Designed specifically for seniors with reduced motor skills: very bold, thick, uniform outlines large, simple, closed shapes minimal internal detail easy-to-color areas no fine lines, no small gaps Strict requirements: black outlines only pure white background no background elements no scenery no objects no accessories no patterns no textures no shading no gradients no gray tones no color no text no borders Style: clean vector-style outline smooth continuous lines high contrast centered composition wide empty margins for easy coloring Vertical format, single-page illustration, high Definition See more