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Histological photomicrographs of avian neoplasms—Hematoxylin and Eosin stain (H&E). (a) and (b) Case number 1: pericloacal lipoma (A. aestiva). (c) and (d) Case number 2: well-differentiated hemangiosarcoma in pelvic limb (A. aestiva). (e) and (f) Case number 3: mandibular melanoma (Ara ararauna). (g) and (h) Case number 11: oral squamous cell carcinoma (Diopsittaca nobilis). (i) and (j) Case number 15: distal tibiotarsal lymphoma (Amazona sp.).
