A device for feeding {HEAD ~ animals} from a feed material containing {TAIL ~ reservoir}, said device comprising: 
A device for feeding { HEAD ~ animals } from a feed material containing { TAIL ~ reservoir } , said device comprising :
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH