Description | Description:Orangutans the only apes that live outside of Africa. They are adept climbers, with long arms to swing from one branch to another, and live most of their lives in the trees. Males use their throat pouches to produce deep, long calls to attract females and intimidate enemies. They are an orangish brown in color. | Description:Mexican Prairie dogs live only in the grassland valleys of Mexico. They have mouse-like ears and blunt noses, and usually develop and thicken their fur during winter. Their large auditory glands can pick up sounds ranging from 29 to 26,000 Hz. |