[The ostrich has a lot of health problems]

aetiology allevamento zootecnico intensivo animal diseases autruche avestruz avipoxvirus avvelenamento bacteriose bacterioses bacteriosis batteriosi bunyaviridae carence en vitamine carenze vitaminiche chlamydia clostridium perfringens crianza intensiva deficiencia de vitaminas diagnosi diagnosis diagnostic disease surveillance disease transmission enfermedad de newcastle enfermedades de los animales enfermedades parasitarias envenenamiento escherichia coli etiologia etiologie eziologia flavivirus infestation infestazione influenzavirus intensive husbandry intoxication maladie de newcastle maladie des animaux malattia di newcastle malattie degli animali mallophaga mortalidad mortalite mortality mycoplasma newcastle disease nutritional disorders ostriches parasitose parasitoses parassitosi poisoning pseudomonas aeruginosa sintomi struzzi symptome symptoms transmission des maladies trasmissione delle malattie trastornos nutricionales trouble nutritionnel vigilancia de enfermedades vigilanza sulle malattie vitamin deficiencies vitamin e vitamina e vitamine e zoonose zoonoses zoonosi zoonosis