Similar beliefs are found among the Papuans, and among the Indians of both Americas.
The relation of the Americas to each other and to the rest of the world, as the home of plants and animals, is greatly affected by the breadth of the adjacent oceans, and also by the geologically recent changes of altitude whereby the breadth of the narrower parts of the lands and the oceans has been significantly altered.
Here you find articles in the encyclopedia on topics related to the Americas.
Art in clay was far from universal in the two Americas.
The high cheek-bone and the hawk's bill nose are universally distributed in the two Americas; so also are proportions between parts of the body, and the frequency of certain abnormalities of the skull, the hyoid bone, the humerus and the tibia.