Fig. 5From: Functional morphological study of the choana in different bird speciesPhotomacrograph of ventral surface of skull of hoopoe shows upper jaw (UJ), Jugal bar (JB), the maxillary process of the palatine bone (Map), maxillopalatine process (MP), ventral fossa (Vf), Pterygoid (Pt), and parasphenoid (Sph)Back to article page