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wet nose

Why Does My Dog… Have a Wet Nose?

Whether dogs are hot on the trail of a neighborhood cat or simply sniffing the air when you’re cooking bacon for breakfast, their noses secrete a thin layer of mucous that helps to absorb scent chemicals, says Dr. Brittany King, DVM, a board-certified veterinarian based in Cypress, Tex. “They then lick their noses to sample…