Black-Crowned Night Heron Perched on a Wooden Stump with Blue Sky Background

common species blackcrowned heron plumage nature wild wildlife animal bird feathers beak beautiful eyes close up background looking observing avian birdlife night blue sky wind crouched crouching waiting nycticorax black crowned bill perch natural habitat fauna wetland feather ornithology grey white marshland perched birding birdwatching portrait sharp hunt ambush macro