The Absolute Shih Tzu - Imperial, Teacup, Runt...these words all mean “smaller than what is normal” for the breed. When you have a dog that is smaller than it is supposed to
![My adopted Boston has an open fontanel, he is 4 months old now and seems normal, my Vet held little hope for him but did My adopted Boston has an open fontanel, he is 4 months old now and seems normal, my Vet held little hope for him but did](https://f01.justanswer.com/ref/http_veterinaryanswers.files.wordpress.com/2008/03/figure-32-3.jpg)
My adopted Boston has an open fontanel, he is 4 months old now and seems normal, my Vet held little hope for him but did
![Neural tube defects in four Shetland sheepdog puppies: clinical characterisation and computed tomography investigation - Thomas - 2020 - Australian Veterinary Journal - Wiley Online Library Neural tube defects in four Shetland sheepdog puppies: clinical characterisation and computed tomography investigation - Thomas - 2020 - Australian Veterinary Journal - Wiley Online Library](https://onlinelibrary.wiley.com/cms/asset/ee43cba3-a3de-4338-a62a-a5fe16dc46ab/avj12949-fig-0004-m.jpg)
Neural tube defects in four Shetland sheepdog puppies: clinical characterisation and computed tomography investigation - Thomas - 2020 - Australian Veterinary Journal - Wiley Online Library
![How has Molera (an open fontanel) affected your chi's life? It is scary to learn about, but apparently not that uncommon. Pic for puppy tax. : r/Chihuahua How has Molera (an open fontanel) affected your chi's life? It is scary to learn about, but apparently not that uncommon. Pic for puppy tax. : r/Chihuahua](https://preview.redd.it/vxbkew97nwo41.jpg?auto=webp&s=97f6a56aef6f4f6f733167bfb081b1ff23623eae)