Fig. 3
From: Clinical leishmaniosis in a captive Eurasian otter (Lutra lutra) in Spain: a case report
Cytology of spleen of the sick Eurasian otter obtained by fine-needle aspiration. Oval microorganisms with eccentric nucleus compatible with Leishmania spp. amastigotes are found into the cytoplasm of macrophages. Note the eccentric nucleus and the kinetoplast of this microorganism (arrow). The slide has been stained with Diff-quick stain and observed at ×100