Middle ear to sounds of higher frequency, because these are better taken up by the inner ear (which also responds to higher frequencies than those of non-mammals). The malleus, or "hammer", evolved from the articular bone of the lower jaw, and the incus, or "anvil", from the quadrate. In other vertebrates, these bones form the primary jaw joint, but the expansion of the dentary bone in mammals led to the evolution of an entirely new jaw joint, freeing up the old joint to become part of the ear. For a period of time, both jaw joints existed together, one medially and one
Anvil! The Story of Anvil "Truer Than Fiction" category of Film Independent's 2009 Independent Spirit Awards. The award recognizes emerging directors of non-fiction films. Since its first season, VH1 Classic's "That Metal Show" has supported the film, and on March 28, 2009, Kudlow and Reiner were the show's featured guests. It was picked up for distribution in the United States by VH1 under their VH1 Rock Docs label, and opened to limited release on April 10, 2009. The band also went on the road with the film for what was dubbed The Anvil Experience. In North America, the film was released on DVD on October