title: Surgical implantation of radiotelemetry devices in the sea otter.
mesh_terms: D000828:Animal Population Groups / Q000601:surgery*; D000818:Animals; D000835:Animals, Wild / Q000601:surgery*; D002335:Carnivora / Q000601:surgery*; D005260:Female; D005283:Fentanyl / Q000008:administration & dosage*; D008297:Male; D010041:Otters / Q000601:surgery*; D013686:Telemetry / Q000295:instrumentation / Q000379:methods / Q000662:veterinary*
chemical_list: D005283:Fentanyl