“I can’t believe it,” said Raj Foro, who walks his dog on the trails everyday. “I’ve never had an owl attack me, but that’s pretty crazy.” Foro said he’d run if he saw the owl.

The Clark’s Creek trail system in Puyallup is popular with dog walkers. Donna and Ed McComb heard about the owl attacks yet still decided to check it out with their two small dogs, each weighing ...