This theory changed in the 1920s when Raymond Dart, discovered the Taung Child skull in South Africa. Taung Child had a small brain, and many scientists thought the 3 million year old Taung was just another ape. But the discovery that the foramen magnum resembled the structure of a human’s skull made scientists believe otherwise. The foramen magnum, which is the hole in which the spinal cord leaves the head, was positioned more under the skull than an ape’s. This makes walking upright a more preferred method of transportation due to comfort and structure. A few years later in the 1930s and 1940s, additional fossil discoveries of bipedal apes that existed before Neanderthals and H. erectus, helped convince anthropologists that bipedal walking
