If you share your life with a dog, you’ve likely noticed a curious habit: your pet loves to curl up on your clothes—whether it’s a T-shirt, a pair of pants, or garments casually left on the bed or couch. While it may seem like just a comfort-seeking behavior, animal behaviorists say this action is driven by deeper motives linked to instinct and emotional attachment.

The Power of Scent

The most popular explanation? Scent.

Clothing strongly retains your smell, giving your dog a sense of security and companionship. By lying on these items, your dog feels close to you, even when you’re not around. This is why dogs often favor unwashed clothes—they carry a stronger trace of your body odor, making them feel as though you’re right there with them.

A Sign of Love and Attachment

This behavior isn’t just about comfort—it’s a sign of emotional connection. Dogs are pack animals, and your scent reassures them that they’re part of your “pack.” Sleeping on your clothes is their way of saying, “You’re mine, and I’m yours.”....