Thousands of farm animals have died in an “agriculture disaster” in British Columbia set off by floods that swamped an area of the province known for its prime farming industry. Agriculture Minister Lana Popham said many farmers attempted to move their animals by boat as their properties flooded but were forced to abandon them, “as the roads were disappearing beneath them.” Even the animals that were successfully moved are in poor health and some may need to be euthanized, she said. “The animals that are getting moved through those water flows have been able to make it to a safe spot, but to tell you the truth, they’re not in good shape when they get there,” she said Wednesday during the same news conference where the B.C. government declared a state of emergency. She said hundreds of farms have been affected by flooding, many of them in the Fraser Valley, …