These are some amazing scientific facts that you should obviously know. Dogs have smelling capability more than 40 times better than humans. They all have completely identical noses as we have our fingerprints. dogs also sleep and dream just like us. Moreover dogs communicate with their master by using their body language like the movement of their tail.
Scientific Facts about dogs#1: Dogs have smell center of brain, 40x larger than humans
Dogs can smell hundreds of times better than us, their nose have millions more smell receptors. That is why they are better at sniffing out drugs, dead bodies, bed bugs etc.