iOS 11 brings many new things on iPhone, iPad si iPod touch, but also withdraws the sets of: Live Wallpapers (those with colorful fishponds) and Dynamic Wallpapers (spheres in motion).
It's not known why Apple give up these wallpapers, but most likely the new technology a iPhone 8 or iPhone 7S will no longer allow you to set dynamic wallpapers on Lock Screen.
Besides Face ID, the function that will allow you to unlock iPhone or iPad at a glance, a set of new wallpapers appears. 20 wallpapers, of which: 3 x Aura - floral abstract3 x Earth seen from space, 6 x rare flowers7 x lines in six colors, which they represented in the past the old logo of Apple and a black blank wallpaper.
If you want to have these wallpapers of iOS 11 before the official launch of the operating system or set them to an older version of iOS, you can download them both for iPhone as well as iPad from the links below.
Download iOS 11 Wallpapers - iPhone version
Download iOS 11 Wallpapers - iPad version
Most likely, on future versions of iOS 11 live wallpapers will appear again. These have been highly appreciated by the owners of iPhone, and their withdrawal was not well received.
Update: iPhone X use a wallpaper derived from an image of the set "iOS 11 Wallpapers for iPhone". With the launch of the final version of iOS 11 and the launch of iPhone X, it is very possible that it will receive a new wallpaper, specially optimized on the OLED screen of the device.iOS 11 Original iPhone X iPhone 8 / iPad Wallpapers - Floral, Space & Stripes