Organization and number of orexinergic neurons in the hypothalamus of two species of Cetartiodactyla: A comparison of giraffe (Giraffa camelopardalis) and harbour porpoise (Phocoena phocoena)
Keywords: 3V, third ventricle; C, caudate nucleus; ca, cerebral aqueduct; ctx, cerebral cortex; DT, dorsal thalamus; f, fornix; fr, fasciculus retroflexus; GC, periaqueductal grey matter; GP, globus pallidus; Hbc, habenular commissure; Hbm, medial habenular nucleus