For twelve years, Chirpy, a seagull, has made daily visits to a man who had helped him heal from a broken leg. John wooed Chirpy to himself with dog biscuits and was then able to nurse him back to health. Though Chirpy only resides in Instow Beach in Devon, England, between September and March, he and John Sumner find each other easily—Chirpy flies straight to him when he arrives at the beach each day, though he doesn’t approach any other human. It’s an uncommon relationship, to be sure.

John and Chirpy’s bond reminds me of another uncommon relationship between man and…