NFS BirdHD is a Desktop Utilities software developed by NewFreeScreensavers. After our trial and test, the software is proved to be official, secure and free. Here is the official description for NFS BirdHD:
EditByBSEditor: BIRD is a new free animated screensaver on nature theme from http://www.newfreescreensavers.com.
The screensaver features nature at SUNSET: Mountains, flying birds, dragonflies, flowers. The main colors of the screensaver are black, yellow and orange. The screensaver creates a relaxing atmosphere.