Bird flu has been on the rise in Washington state and one sanctuary was hit hard: 20 big cats – more than half of the facility’s population – died over the course of weeks.

A Portland-based pet food company issued a recall on one of its products after a cat in Washington County contracted bird flu and died after eating the food, the Oregon Department of Agriculture announced Tuesday.

The Oregon Health Authority and local officials are monitoring household members who had contact with the cat for flu symptoms.

A Portland-based pet food company issued a nationwide voluntary recall after a house cat in Oregon died from eating one of its products, which tested positive for bird flu.