The “smell” center of a dog’s brain is 40 times larger than yours.iStock/LorenzoPatoia
Dogs can smell thousands of times better than humans. Their noses have millions more scent receptors—for example, a human nose averages 5 million while a Dachshund’s has 125 million—making them useful in sniffing out drugs, dead bodies, bed bugs, explosives, and more. Find out more secrets your pet isn’t telling you.
No two dog noses are the same.iStock/Luchiano
A dog’s nose is the equivalent of a human fingerprint, with each having a unique pattern of ridges and creases. If you need to calm your dog down, this type of music works best.