When you clip a black nail, the cut surface is white. Right before you reach the quick, you’ll see the pulp as a dark spot in the center of the nail. [6] X Research source
Long nails make your dog prone to health problems. Overgrown nails push the foot into an unnatural position, causing harmful changes to your dog’s posture and gait. [8] X Research source Your dog may suffer from orthopedic issues, arthritis, and torn nails if their nails aren’t trimmed regularly. [9] X Research source
Accidents happen, and it doesn’t make you a bad pet parent. It looks scary, but your best bud is going to be okay. No healthy dog has ever died from a nicked quick. [17] X Research source
Switch between nails frequently. A file or rotary grinder creates a lot of friction and can become painfully hot for your pup. Most dogs will show signs of discomfort as you get closer to finding the sensitive quick. Read your pet’s cues and stop filing if they seem uncomfortable. [19] X Research source