Given the increased concern over contagious diseases and viruses spread by various host animals and insects (such as the West Nile virus), these maps provided by the USGS are both helpful in their pragmatic applications, and for those studying the spatial distribution of the West Nile virus. The Web site begins with a brief background essay on the history of the virus, how the virus is...

This recent Whyfiles feature offers a detailed look at zoonotic diseases, or those diseases that spread to people from other animals. Zoonotic diseases, such as monkeypox and West Nile virus, make up two-thirds of all infectious diseases and may represent a growing threat. This 4-page Whyfiles piece provides an insightful and easy-to-understand discussion of emerging zoonotic diseases, including a...

Established in 1924 by a coalition of 28 countries, the World Organisation for Animal Health (OIE), now composed of 167 member countries, facilitates global awareness of regional animal diseases, and also works to curtail the spread of diseases. The OIE website contains a range of information about animal health issues in three main sections: World Animal Health Situation, Official Animal Health...