Film shows the causes, effects and prevention of twin lamb disease in sheep Scene of a field of Ewes, narrator explains twin lamb disease appears in sheep in the last 2 weeks of pregnancy. Scene cuts to sheep in September, when they are well fed from summer grass. Scene cuts to hungry sheep in winter, scene cuts to sheep in catch crop. Scene cuts to snow where sheep are unable to get at grass. Sheep survive by breaking down body tissues causing a toxic effect. Scene cuts to snow which hastens the condition by interrupting the food supply. Scenes of sheep affected by Twin Lamb Disease, including a blind sheep. Scene of a healthy sheep and two lambs. Scene of a sheep being examined and dissected by vets. Scenes of internal organs, and dead lambs. Scenes of sheep grazing. Diagram of lamb in sheep, description of ideal feeding of sheep to prevent disease. Scenes of feeding sheep. Ministry of Agriculture, Fisheries and Food Health Division
