This is Hutan, a male Sumatran Tiger housed at the Melbourne Zoo. He was reclining after having fed, and for some reason looked directly at me as I crouched down to get a clearer shot through the foliage. He does seem to have a WTF! look on his face.
Panasonic Lumix FZ1000, 25-400 @ 400mm (35mm equivalent), ISO 3200, f/4.0, 1/250sec.