Tawny Eagle, pale morph vocalizes in African acacia tree, close up shot

tawny eagle vocalize calling pale morph perched african acacia tree close up closeup treetop wildlife wild northern cape south africa botswana namibia kgalagadi transfrontier area africa southern hemisphere arid sand desolate isolated barren inhospitable aquila rapax raptor alert bird ornithology birding branch symbol environment ecology hunting hunter predator outdoors nature