GIVE THEM A GOOD SOAK IN SOAPY WATER, THIS WILL AT LEASED LET THEM GET A GOOD LOOK AROUND BEFORE THEY TAKE OFF, LET THEM GET A GOOD LOOK AROUND BY MAKING A WIRE CAGE TO PUT ON TOP OF URE LOFT, SHOULD,NT HAVE MUCH BOTHER WITH FANTAILS IF THE GET A CHANCE TO SEE WHERE THEY ARE, MAKE SURE THE BIRDS U LET OUT WITH THEM HAVE HAD A FLY AROUND SO THEY WILL BE SETTLED ON THE LOFT, BETTER STILL LET THEM HASVE A BATH SO THEY WILL BE SITTING AROUND THE LOFT. GET YOUNGSTERS OFF THEM FIRST THEN U WILL AT LEASED HAVE SOMETHING