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
The Broken Ear the minor character of Carajo was renamed Caraco, because the word "carajo" is Spanish slang for penis. "The Broken Ear" introduced the character General Alcazar to the series, who went on to become a recurring character who appeared in three further "Adventures". As noted by Hergé biographer Harry Thompson, "The Broken Ear" is the first story in the "Tintin" series to "start and finish in home surroundings" and the first to deal with the hunt for a specific object. It also marks the last story in which Tintin is seen taking part in journalistic activity and the first time that