Ragwort poisoning.
Cook
R R
RR
D000818:Animals; D002417:Cattle; D002418:Cattle Diseases / Q000517:prevention & control*; D006734:Horse Diseases / Q000517:prevention & control*; D006736:Horses; D010939:Plant Poisoning / Q000517:prevention & control / Q000662:veterinary*; D010947:Plants, Toxic; D012674:Senecio / Q000506:poisoning*