Humans are unique creatures. We have upright posture, we lack the thick body hair of most of the mammalian kingdom, and we wear clothing over our (relatively) hairless bodies. While most animals reproduce until they die, we stop about midway through (usually) and enjoy an empty nest if we're lucky. Humans are able to make fire and chit-chat incessantly. While other creatures definitely communicate, they're not talking their friends' ears off until they have violent thoughts. We think. While theā¦