Cattle deaths spark call for 'black boxes'.
D000827:Animal Welfare / Q000331:legislation & jurisprudence; D000818:Animals; D001315:Australia; D002417:Cattle; D002418:Cattle Diseases / Q000401:mortality*; D004784:Environmental Monitoring / Q000295:instrumentation / Q000331:legislation & jurisprudence; D018882:Heat Stress Disorders / Q000401:mortality / Q000662:veterinary*; D012767:Ships / Q000331:legislation & jurisprudence / Q000592:standards*; D012952:Societies; D014730:Veterinary Medicine