Readers of my posts know I'm drawn to discoveries which shorten that perceived distance between Homo sapiens and the rest of the animals on Mother Earth. It's not that I don't think we're special; rather, it's that I think all of life is special.
People tend to believe that our species is superior to and separate from the animal kingdom, that we are the end point of the evolution of life on earth. That notion is not only false but extraordinarily dangerous.
What's the story you ask? It's about how natural variation in sex steroid hormones have profound natural effects on how long animals live, how social they are, and whether they are likely to leave home or not.