Insect vectors of disease

Insects are the most important vectors of disease, being prominent in the transfer of human, animal and plant diseases.

Examples of insect vector-borne diseases are sleeping sickness transmitted by the tsetse fly; Chagas disease, transmitted by a triatomid bug; onchocerciasis, a filarial disease carried by a black fly, Simulium spp; Bancroftian and Brugian filariases, transmitted by various species of mosquitoes in urban and rural areas; dengue and dengue haemorrhagic fever, transmitted by Aedes aegypti, a mosquito; yellow fever, also transmitted by A aegypti and other Aedes spp.