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© 2015 Robert O’Toole | Japanese red-crowned cranes displaying in the snow. Sigma 150-600 Sports lens and Nikon D810 | Shutter speed: 1/1250sec | Aperture: f/7.1 | Focal length: 550mm | ISO 64, EV + 1.3, Manual mode with Auto-ISO, UniqBall UBH 45 head and Jobu Algonquin Carbon Tripod.