Apparently this has happened somewhere.
"Buttons the four-year-old goose leads her pal around everywhere either by hanging onto him with her neck, or by honking to tell him which way to go.
Owner Renata Kursa, 47, of Lublin, Poland, was heartbroken when Bak was left blind after an accident last year.
'But gradually Buttons got him up on his feet and starting walking him around. They're inseparable now - they even chase the postman together,' she said."