oxpecker 
noun
A brown African bird related to the starlings, feeding on parasites that infest the skins of large grazing mammals.
- Genus Buphagus, family Sturnidae (or Buphagidae): two species.
- We were on our second day, descended a hill when we spotted four redbilled oxpeckers riding a white rhino, busily probing folds of skin, ears and even nostrils for ticks, their primary food source.
- The red-billed oxpecker keeps ticks and other vermin from the skin.
- Williams, Robin
- Williams, Roger
- Williams, Rowan
- Williams, Serena
- Williams, Ted
- Williams, Tennessee
- Williams, Venus
- Williams, William Carlos
- William the Conqueror
- willie
- willies
- willie wagtail
- willing
- Willingboro
- willingly
- willingness
- Williston
- williwaw
- Willkie, Wendell
- will-o'-the-wisp
- willow
- willow grouse
- willowherb
- willow pattern
- willow ptarmigan