hi all my birds have been ok until i got to the 12 mile mark then they were hit by the hawk on their 2nd toss gave them 3 more then they all went sick [green droppings holding food in their crops ] i thought they were done for , starved the little buggers for a day a little lite feed and you would never know that they were ill ,so fresh air ,clean water ,tlc do help, traing now 25 miles cross my fingers racing next week