Bend, Ore. (KTVZ) — Veterinary experts at the Oregon Zoo have launched a comprehensive treatment plan for Tula-Tu, an Asian elephant calf battling elephant endotheliotropic herpesvirus, or EEHV. Care staff alerted veterinarians on Oct. 24 after noticing subtle changes in the calf's behavior and energy levels. Testing at the Oregon Veterinary Diagnostic Laboratory at Oregon
