| Abbreviation | Definition |
|---|---|
| WAO | Wild Animal Orphanage |
| WAS | World Aquaculture Society |
| WAVA | World Association of Veterinary Anatomists |
| WAVE | World Association of Veterinary Educators |
| WAWV | World Association of Wildlife Veterinarians |
| WAZA | World Association of Zoos and Aquaria |
| WAZA | World Association of Zoos and Aquariums |
| WAZE | Wildlife Aquatics Zoo and Exotics Club |
| WBBA | Wisconsin Breeding Bird Atlas |
| WBH | White Bellied Heron |
| WBIF | World Biological Information Facility |
| WBLD | WarmBlood |
| WBNU | White-Breasted NUthatch |
| WBVC | West Bengal Veterinary Council |
| WBVC | West Boulevard Veterinary Clinic |
| WC | Wild Caught |
| WCCR | Wisconsin Chow Chow Rescue |
| WCFG | Western Chorus Frog |
| WCFP | Western Central Flyway Population |
| WCMC | Wildlife Conservation and Management Committee |