We're learning more about a deadly virus, impacting several dogs along western Washington, with one of the virus hot spots at a popular park in Renton. "We have been seeing such a big fluctuation of parvo-positive pets," said Alecia Dolman, Happy Tail Animal Hospital practice manager. Happy Tails Animal Hospital in Renton is sounding the alarm for a deadly, highly contagious virus that dog owners need to be aware of. "It can cause bloody diarrhea, if your pets lethargic, doesn't want to eat, vomiting then nine times out of 10 you should probably get your pet checked," Dolman said. READ MORE: https://www.king5.com/article/news/local/renton-park-deadly-virus-affecting-dogs/281-3f99edd0-957e-4d28-8fe6-3291cd57b3f6