The draft of its official practices, third edition contains a requirement of human authorship: The U.S. Copyright Office will register an original work of authorship, provided that the work was cre…

via Boing Boing: http://boingboing.net/2014/08/21/u-s-copyright-office-photos.html

• A mural painted by an elephant. • A claim based on the appearance of actual animal skin. • A claim based on driftwood that has been shaped and smoothed by the ocean.