PORTLAND, Ore. — An Oregon house cat died after eating pet food that tested positive for bird flu, Oregon authorities said, prompting a recall of raw frozen pet food that was sold nationwide.

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.

An Oregon house cat's death and subsequent pet food recall have sparked concerns over the persistent threat of bird flu and the safety measures needed to shield pets. The Oregon cat's case was linked to raw turkey in frozen cat food,