‘Much in moo: Chip to check cow’s health’ by Parveen Arora. http://www.tribuneindia.com/news/much-in-moo-chip-to-check-cow-s-health/81927.html; Acoustic sensing: A chip tied around the neck of an animal will record information about its voice, including pitch, amplitude, energy, resonance frequency etc....It will then relay the information to a computer that will monitor the data and analyse it using an algorithm, thus keeping track of the health of the animal...
Bravo! Do something for needy human beings too, please!