The amount of rotation is called the angle of rotation and is measured in degrees. By convention a rotation counter-clockwise is a positive angle, and clockwise is considered a negative angle. Rays from the point of rotation to any vertex all turn through the same angle as the image is rotated.
Bird With Largest Wingspan â Wandering Albatross. The âWandering Albatrossâ has been declared as the bird with largest wingspan among all the living birds. Its wingspan on average ranges from 8.2 to 11.5 feet (2.51 to 3.50 meter). Larger wingspans of about 13.8 and 17 feet have been reported but they were not verified. The largest wingspan bird Wandering Albatross ever recorded was about 11 feet and 11 inches.
The California condor (Gymnogyps californianus) is the largest bird in North America, and once dominated the western skies. The California condor is one of our nation's most magnificent birds, with wings spanning an amazing nine and half feet!