Automated unit for loading and unloading live animals that, specifically intended for farm animals such as chickens, turkeys and the like, to carry out the movement of these animals moving as individuals loose on their own feet and without being caged, and loaded from their location in the installation (i) to different modules (8) in the form of cages for transport by truck (9) or transport vehicle, or to be unloaded from said modules (8) to the installation, it is characterized by comprise, at least, an access platform (2) and a loading ramp (3), in which said platform (2) is located at ground level and has at least a first rolling belt (4) arranged in its center longitudinally, and in which said ramp (3), located after said rolling belt (4), is formed by at least one elongated mobile structure (5) with a second rolling belt (6) that the runs from end to end being provided with a cover (7) that at least covers it from above, said structure (5) being linked by its proximal end (5a) to the access platform (2) and whose distal end (5b) moves to locate it at different heights and/or rotate it towards one side or the other and coupled to the modules (8), both treadmills (4, 6) being powered by electric motors controlled through a control panel (10). (Machine-translation by Google Translate, not legally binding)