Avian Influenza

With new avian influenza cases appearing in more than 40 countries over the last 6 months, find everything you need on the viral disease and on how to prevent and control it.

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Improving animal health worldwide

Our vision

To help create a future in which humans and animals benefit and support each other, for a healthier, more sustainable world. 

Our purpose

To contribute to a more sustainable world, so that livelihoods are transformed, economies are boosted and the future is safer and healthier for everyone. 

Our mission

To improve animal health globally, thereby ensuring a better future for all.

Our foundation

Since 1924, we have focused on monitoring and disseminating knowledge about animal diseases and how to use scientific data to limit animal diseases’ adverse effects on society. 

World Antimicrobial Awareness Week 2022 – 18 to 24 November

The Quadripartite organisations – the Food and Agriculture Organization of the United Nations (FAO), the United Nations Environment Programme (UNEP), the World Health Organization (WHO), and the World Organisation for Animal Health (WOAH, founded as OIE) are pleased to announce the theme of World Antimicrobial Awareness Week (WAAW) 2022: ‘Preventing antimicrobial resistance together’.  

Animal Diseases


Working across borders to foster a One Health approach to global health. The health of animals and the environment strongly depend on human activities.

  • One Health

    One Health

    The “One Health” approach summarises a concept that has been known for more than a century; that human, animal and plant health are interdependent and bound to the health of the ecosystems in which they exist. We envisage and implement it as a collaborative, whole of society, whole of government approach to understanding, anticipating and addressing risks to global health.
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  • Antimicrobial resistance

    Antimicrobial resistance

    Imagine a world where infections and diseases in humans, animals and plants are impossible to treat. This worst-case scenario could become a reality as bacteria, viruses and parasites develop resistance to the drugs we use to fight them. Antimicrobial resistance, or AMR, has become one of the most pressing health issues of our time. Solutions exist and everyone has a role to play in the fight against this global threat.
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  • Disease Data Collection

    Disease Data Collection

    World Animal Health Information System Discover Data Before 2005 Discover Active Search Discover Simulation Exercises Discover The World Animal Health Information System (WAHIS) is an internet-based computer system that processes data on animal diseases in…
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  • Animal Welfare

    Animal welfare is a complex and multi-faceted subject with scientific, ethical, economic, cultural, social, religious and political dimensions. It is attracting growing interest from civil society and is one of the priorities of the World Organisation for Animal Health (WOAH).
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  • Aquatic Animals

    Aquatic animals

    Aquatic animals play a key role in achieving a more prosperous and secure world, contributing to Sustainable Development Goals (SDGs).
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Science based publications