In this survey, Animal Tracking is defined as continuous acquisition and integration of data on animals at the individual or group level over time. It includes
(i) spatial movement and positioning (e.g., GPS, RFID, UWB),
(ii) behavior analysis and welfare evaluation (e.g., video-based computer vision, accelerometry, sound analysis)
(iii) physiological, health, and production indicators (e.g., body temperature, heart rate, disease status, milk yield, weight…).