Close up of eye of Emu, Dromaius novaehollandiae

close up eye emu dromaius novaehollandiae gimbal dromaius fauna bird animal wildlife curiosity fowl neck curious flightless feather head outdoor outside face aves natural nature nobody captive zoology ecology biology zoo beak bill daylight closeup behavior watchful environment environmental colorful confined alone shallow focus unique plumage vigilant handheld sparse feathers shaggy eyelids nictitating membranes