He has a deep interest in paleozoology.

The ecosystem of zoobenthos is an important field of study in marine biology.

The Republic of South Africa is located at the southernmost tip of the African continent.

Anthropozoonosis, or animal-derived infectious diseases, have the potential to spread between humans and animals.

Einstein proposed the theory of relativity.

His actions always have a duality.

My younger brother caught the influenza.

This material has high corrosion resistance.

The prevention of venereal diseases is most important in safe sexual behavior.

This equation has homogeneity.