Klaus Montag is behind this photography with beautiful horses and from his courtesy can be saved under CC0 license. If you wish to have horses in desktop background or homescreen phone try it optimized for your device. Also if you need it can be used in blog articles, apps, social media, webdesign projects...
Widescreen Desktop / Macbook (Retina): 2880x1800 (fits on: 2560x1600, 1920x1200, 1440x900)
High Definition HD 1080p: 1920x1080 (fits on: 1600x900, 1366x768, 1280x720)
Samsung Galaxy Tab & iPad: 2048x2048 (compatible with almost all tablets)
HTC, Samsung Galaxy & iPhone: 1080x1920 (compatible with many smartphones)
Camera: Canon EOS 50D | Taken: May 6, 2014
Settings: Aperture: f/5.6 | Exposure time: 1/250 | Focal Length: 180.0 mm | ISO / Flash: 100 / NO