Fig. 6

Photomicrographs of the cross-section of the caudal part of the laryngeal mound of Cattle Egret. Chondrocytes (ca) of the laryngeal cartilages and the lining epithelium of the laryngeal salivary glands showing strongly positive alcian blue reaction. Alcian blue stain X40 (View A), and X400 (B, C)