Genetics play less of a role in lifespan than we thought
Never heard the term assortative mating.  From Wikipedia [1]:<p>Assortative mating is a mating pattern and a form of sexual selection in which individuals with similar phenotypes mate with one another more frequently than would be expected under a random mating pattern...<p>1. <a href="https://en.m.wikipedia.org/wiki/Assortative_mating" rel="nofollow">https://en.m.wikipedia.org/wiki/Assortative_mating</a>