Yellow-bellied marmots reside in colonies with a single dominant male
Maria Janicki/Alamy
Pleasant teams of marmots may assist settle a permanent debate in evolution – whether or not the traits of a gaggle will be extra essential to a person’s probabilities of survival than the traits of that particular person. An evaluation of their behaviour is the primary proof in wild animals for this evolutionary concept, often called multilevel choice
“What we found is that the group traits are under just as strong selection as the individual traits, if not slightly stronger,” says Conner Philson on the College of California, Los Angeles.…
