Aedes aegypti is a species of mosquito that is known for transmitting several diseases to humans, including the Zika virus, dengue fever, yellow fever, and chikungunya.

Africa is the second-largest continent on Earth, covering about 30.

The Wikipedia page on African Americans provides an extensive overview of the history, culture, and achievements of African Americans in the United States.

African trypanosomiasis, also known as sleeping sickness, is a tropical disease caused by parasites of the Trypanosoma genus.

The Wikipedia page on "Animal" provides a comprehensive overview of the kingdom Animalia, which includes all multicellular organisms that are not part of the plant, fungus, or bacteria kingdoms.

Asia is the largest and most populous continent in the world, covering about 30% of the Earth's land area.

Bacteria are single-celled microorganisms that have a wide range of shapes and sizes.

The BCG vaccine is a vaccine primarily used against tuberculosis (TB).