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Fungal Diseases
These are diseases caused by fungi. Fungi are lower plants which do not contain chlorophyll. They reproduce by spores and live by absorbing nutrients from organic matter.
Examples of fungal diseases:
| Fungal Diseases | Animals Affected |
| 1. Ringworm | All animals |
| 2. Scabies | Cattle, sheep, goats |
| 3. Aspergillosis | Poultry birds |
Viral Diseases
These are diseases caused by viruses. Viruses are extremely small micro-organisms which can survive only inside living cells. They are much smaller than bacteria.
Examples of viral diseases of livestock are:
| Viral Diseases | Animals Affected |
| 1. Foot & mouth | Cattle, sheep, goats, pigs |
| 2. Rinderpest (cattle plague) | Cattle, sheep, goats, pigs |
| 3. New castle disease | Poultry birds |
| 4. Fowl Pox | Poultry birds |
| 5. Swine Fever/ Hog cholera | Pigs |
EVALUATION
- Define the term disease and pathogens
- Mention four pathogenic organisms
