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Understanding Histiocytic Sarcoma in Dogs

Histiocytic sarcoma (HS) is an uncommon but aggressive cancer of dogs that is poorly understood. Learn more about the signs, diagnosis and treatment.

Read about histiocytic sarcoma

Cancer Vaccine Doubles Dog’s Life with Foundation Supporter

Bud, the dog of Morris Animal Foundation supporter Rob Jarrett, had his lifespan doubled thanks to a new melanoma vaccine.

Read About Bud's Story

Morris Animal Foundation Launches Stop Cancer Furever Campaign

The Foundation kicked off its eighth annual Stop Cancer Furever campaign, raising awareness and funds to advance cancer prevention, diagnosis and treatment.

Read About Stop Cancer Furever

At Morris Animal Foundation, we work every day to improve and protect the health of animals through scientific innovation, education and inspiration. We are committed to fighting animal diseases worldwide in species ranging from cats and dogs to horses and alpacas; amphibians and wildcats to anteaters and elephants.

Discover the advances in health we've made for these animals.

What We Do

Morris Animal Foundation is a nonprofit organization that invests in science to advance animal health. Since our founding in 1948, we have invested more than $136 million toward 2,780+ studies that have led to significant breakthroughs in diagnostics, treatments and preventions to benefit animals worldwide.

Who We Are

COVID-19 in 2021

COVID-19 is an emerging, rapidly evolving pandemic. We know you want to make the best decisions for your and your family’s health based on science and data. To keep you and your family safe, we recommend getting your information from trusted resources.

COVID-19 Resources