MY BIRD IS POOPING BLOOD IT IS ALSO FALLING OF THE PERCH HELPPP

I CANT GO TO THE VET CUAS EM Y CAR HAS NO GAS AND THE VET OFFICE IS REALY FAR TO WALK TO MAYBE LIKE 3 HOURS AWAY OR SOMTHING LIKE THTAT.I WOULD GO BUT IT WOULD CLOSE BY THEN.SO IF ANYONE KNOW WHAT I SHOULD DO PLZ TELL ME ASAP