This show originally aired on February 17, 2018. This week on Sound Effect, stories about animals. We learn how one vet treats dogs who eat marijuana , and meet a pet bird who enjoys an unusual amount of freedom . Then we travel with a park ranger who is on a mission to make Tacoma's raccoons wild again , and hear dispatches from a 20th century war that pitted monkey against monkey . Finally, we hear why a Seattle scientist has spent three decades studying a colony of arctic birds , and we meet