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LongreadOctober 15, 2025

Animal Research at WUR – knowledge about animals for a sustainable future

Researcher attaches a tracker to a sheep
drs. MCH (Margit) Govers
Manager Communications ASG

Society is asking ever more pressing questions about animals and the way in which we live alongside them. How can we produce healthy food with the least possible impact on our environment and climate? What is needed for humane livestock farming? How do we protect endangered species and restore biodiversity and ecosystems? How do we prevent zoonoses and safeguard animal welfare in a sustainable food system?

Animal research at Wageningen University & Research (WUR) has a clear mission: to respond to urgent societal challenges while fulfilling legal responsibilities. Most of the research is ‘target animal research’: research in the interest of the animal or the species itself. From monitoring fish populations and testing animal vaccines to developing circular animal-friendly food systems – the knowledge it generates helps policy makers, farmers, nature managers and the public make meaningful choices.

“Our primary responsibility is clear: with knowledge about animals, we contribute to solutions that help both society and nature move forward. We do so with respect for the animal and with attention to the larger system in which humans, animals and the environment interact,” says Ernst van den Ende, Managing Director of the Animal Sciences Group at WUR.

“Our primary responsibility is clear: with knowledge about animals, we contribute to solutions that help both society and nature move forward”
Ernst van den Ende
Director of the Animal Sciences Group at WUR

Animal scientists focus on the animal

WUR’s animal scientists not only work in laboratories but also in forests, rivers and deserts. You will find them along the coast, on islands, in barns and behind computer screens. They apply innovative methods and technologies to achieve their goal: developing and sharing knowledge about animals that supports animal wellbeing, sustainable food production, the recovery of biodiversity and the health of both humans and animals.

For example:

  • Animal welfare in healthy production systems: in barns, cows, pigs and chickens are monitored with sensors and cameras that continuously record behaviour, welfare and health – without disturbing the animal.
  • Field studies on otters, migratory birds and insects reveal how species move and how nature management can aid population recovery. This often involves the use of transmitters that track animals remotely.
  • Water and soil in focus: underwater robots and DNA analysis provide insights into aquatic life, even in places that are too dangerous for researchers to access or where the ecosystem must not be disturbed.
  • Computer models and data analysis help researchers predict how animals respond to changes in climate, nutrition or environment, generating valuable information for policy and practice.
  • Nutrition and health: animal research is necessary to develop healthy animal feed and veterinary medicines.

Animal testing remains necessary

Some questions still cannot be fully answered without animal testing because legislation requires it or because there is not yet a suitable alternative. Research is qualified as animal testing if the animals involved suffer ‘discomfort’ as a result of the study. Animal testing remains necessary in the development of vaccines, for example, or in tracking wild animals using transmitters. Animal studies are still also needed to test and validate alternative research methods themselves.


WUR works strictly according to the international 3Rs principles: Replacement of animal experiments with alternatives, Reduction in the numbers of laboratory animals by modelling, for example, and Refinement of animal experiments by, among other things, enhancing animal welfare. Every research project involving animal testing is carefully reviewed in advance by independent committees and supervised by the NVWA.

Innovation: from organoids to real-time monitoring

In recent years, WUR has developed innovative methods that are transforming animal research:

  • In-vitro techniques and organoids make it possible to study processes at the cellular and tissue level, often without involving live animals.
  • Real-time monitoring with smart sensors continuously measures temperature, heart rate and movement, signalling stress or disease at an early stage.
  • Cameras and algorithms detect behavioural patterns and alert animal carers when something is amiss.

“We want to minimise the burden on the animal,” says Van den Ende. “By testing cells instead of whole animals, we are taking steps towards research that is both kinder and more precise.”

These innovations not only generate new insights but also reduce the strain on animals and make it easier to apply research results more quickly and reliably in practice.

Science that connects

WUR’s animal research does not stand alone. It links major WUR themes such as biodiversity, health, climate change, sustainable land and water use, and sustainable food production. Van den Ende notes: “We do not have the luxury of solving problems one by one. Climate, biodiversity, animal health and food security are all interconnected. Only by working together can we arrive at sustainable solutions.”

Progress that inspires hope

The stories behind the research are tangible and vivid: the otter returning to a restored river valley, the sensor that detects illness in a cow before symptoms show, the robot silently sampling water beneath the surface. These examples demonstrate how science is coming ever closer to the animal without disturbing it.

“We are not yet where we want to be,” says Van den Ende, “but I trust in the power of collaboration and innovation. We have the knowledge, the technology and, above all, the commitment of people who want to make a difference.”

“We have the knowledge, the technology and, above all, the commitment of people who want to make a difference”
Ernst van den Ende
Director of the Animal Sciences Group at WUR

Read these stories about our animal research

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drs. MCH (Margit) Govers

Manager Communications ASG

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