ok here is the problem- we have had 2,11 month old steers show signs of bloating, laying off by themselves sides our bloated. we caught them and drained what gas we could, these animals are on very good grass and clover mix hay. no grain at this time. very little grass if any. no diarreia and there not eating or drinking. one has been at the vet for 2 days and she cant find anything wrong. we do have migrating geese?? what are the symptons of problems related to migrating birds like samnollia?? what is his lepto and systoms thanks for any replys