If you’re a Chihuahua parent, you probably get sick of hearing people say “OMG he’s shaking! Is he scared?” or “Awwww the poor thing is cold! Look at him shake!” To be perfectly honest, it really bothers me. Shaking is a “Chihuahua thing.” They all do it and we need to educate people as to why. So, why do Chihuahuas shake?