"China’s Tech Firms Are Mapping Pig Faces": #FFHCI
https://www.nytimes.com/2019/02/24/business/china-pig-technology-facial-recognition.html - https://www.digitalnewsasia.com/pig-rearing-and-data-science-smartahc
SmartAHC, a Chinese farm technology company, uses monitors embedded in pigs' ears to track their body temperature, exercise and other information. It gives each pig a number and tracks how far it walks each day.