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. 2013 Jul 25;1:e110. doi: 10.7717/peerj.110

Figure 4. Microphotographs of the hyperpallium densocellulare of six avian species.

Figure 4

Black arrowheads indicate neurons perineuronal glia (white arrowheads) and the green indicate unclustered neurons. The red arrowhead show a neuron cluster. The question mark indicates a neuron apparently surrounded by perineuronal glia (when tissue prevented unambiguous identification of glia). (A) NC crow; (B) Japanese jungle crow; (C) Australian magpie; (D) Indian mynah; (E) zebra finch; (F) pukeko. Scale bar: 100 µm.