List ten external parasite and their effect to animal health?

1. Fleas - can cause itching, irritation, and allergic reactions in animals
2. Ticks - can transmit diseases such as Lyme disease and Rocky Mountain spotted fever
3. Mites - can cause skin irritation, hair loss, and ear infections in animals
4. Lice - can cause itching, irritation, and hair loss in animals
5. Mosquitoes - can transmit diseases such as heartworm in animals
6. Flies - can lay eggs on animals, leading to infestations and skin infections
7. Tsetse flies - can transmit diseases such as African trypanosomiasis in animals
8. Horse flies - can cause painful bites and transmit diseases in animals
9. Sand flies - can transmit diseases such as leishmaniasis in animals
10. Botflies - can lay eggs on animals, leading to infestations and skin infections