What Does a Blue Line Tattoo on a Dog Really Mean? The Practical Reason Behind This Small Veterinary Mark
If you’ve ever seen a faint blue line on a dog’s belly—usually low on the abdomen near the surgical area—you might have paused for a moment. It’s small. Subtle. Easy to miss unless you’re looking closely. And naturally, it raises questions. Is it an injury? A marking? Something decorative? The truth is far simpler—and much…