In recent years, the use of the Internet of Things (IoT) has become more widespread, which has had a great impact on the animal health system. In the context of the COVID-19 pandemic, interactions between people and pets have been of great help in the regulation of mood and spirit. And in modern society, more and more people regard pets as their emotional sustenance, it can be said that pets are no longer just living in the family as animals, but also a kind of "loved ones", so the health and care of pets is particularly important. IoT devices come in the form of wearables for tracking human activity. Now wearables can also be used to monitor animal activity. Novel Pet Collaborative Care (NPCC) uses biosensors and corresponding software to monitor and maintain animal health records, as well as supports remote virtual interactions with pets or virtual pets. The main purpose of this article is to review the latest advances in the field of animal health, and to improve and strengthen them on this basis, with the aim of conducting research and development in the hope of bringing more benefits to pets.