Humane Society Successfully Campaigns to End Pesticide Test on Dogs

After the release of an undercover investigation, Corteva Agrisciences announces it will release 36 beagles for rehoming.

Written byShawna Williams
| 3 min read
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On March 12, the Humane Society of the United States released a report based on an undercover investigation of a lab in Michigan contracted by Dow Agrosciences (now Corteva Agriscience) to conduct toxicity testing on dogs. Just days later, on March 18, Corteva announced it had ended a test of a fungicide on dogs and would attempt to rehome the animals. But what appeared to be a swift victory for the Humane Society was, in fact, the product of a months-long campaign on two continents.

Kathleen Conlee, the vice president for animal research issues at the Humane Society, says the undercover investigation was carried out last summer by a Humane Society employee hired by Charles River Laboratories in Mattawan, Michigan, a facility contracted by Corteva to perform testing. The society’s aim was “to educate the public about the use of dogs in toxicity testing of various ...

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  • Shawna was an editor at The Scientist from 2017 through 2022. She holds a bachelor’s degree in biochemistry from Colorado College and a graduate certificate in science communication from the University of California, Santa Cruz. Previously, she worked as a freelance editor and writer, and in the communications offices of several academic research institutions. As news director, Shawna assigned and edited news, opinion, and in-depth feature articles for the website on all aspects of the life sciences. She is based in central Washington State, and is a member of the Northwest Science Writers Association and the National Association of Science Writers.

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