| Abbreviation | Definition |
|---|---|
| WHV | Woodchuck Hepatitis Virus |
| WHVH | West Hazleton Veterinary Hospital |
| WHVS | Western Hills Veterinary Service |
| WHW | Wild Horse Workshop |
| WHW98 | Wild Horse Workshop 1998 |
| WHWO | White-Headed WOodpecker |
| WHWP | White-Headed WoodPecker |
| WIAR | Western Illinois Animal Rescue |
| WIAS | Wageningen Institute Of Animal Science |
| WIAS | Wageningen Institute of Animal Sciences |
| WID | Whales In Danger |
| WIN | Wildlife Information Network |
| WIPH | Wilson's Phalarope (bird) |
| WIWR | Winter Wren |
| WIWT | Wisconsin Wild Turkey |
| WKC | Warrenton Kennel Club |
| WKC | Westminster Kennel Club |
| WKC | World Kennel Club |
| WKP | Wild Kingdom Pavilion |
| WKSC | Western Kentucky Schutzhund Club |