Shipman
You know of Pat Shipman at the very least because of her recent and, dare I say, highly controversial and excellent book The Invaders: How Humans and Their Dogs Drove Neanderthals to Extinction. If you've not read it, do so. But, in the mean time, another book she wrote in the same area, The Animal Connection: A New Perspective on What Makes Us Human, is now available on Kindle for two bucks.
Why do humans all over the world take in and nurture other animals? This behavior might seem maladaptive—after all, every mouthful given to another species is one that you cannot eat—but in this…