Illustrations created using Neurolucida© depicting the rostral (top) to caudal (bottom) distribution of AgRP (A) and POMC neurones (B) within rostral, middle and caudal levels (top to bottom) of the arcuate nucleus in control ewes. Individual, immunolabelled neurones are shown as filled circles. Abbreviations: Fornix (f), mamillary recess (mr), mammillothalamic tract (mt), median eminence (me), optic tract (ot), third ventricle (3v).