[Editor's Note: Since the1,980s, Bernd Heinrich has periodically engaged the readers ofNatural History with his insightful observations ofthe natural world. In 2015, he began writing a more regular column, "Naturalist at Large." Collections ofthese essays have become books. When asked to submit somethingfor this 125th anniversary issue of Natural History, he offered the following update ofan essay he wrote for the June 2018 issue ofthe magazine, 'A Raven's Inscrutable Life. '1
