Bulldogs World

There's a whole bunch of them:  Flail-A-Fowl, Hurtle-A-Heifer, Wham-A-Ham, Heave-A-Beaver, Chuck-A-Duck.

Here's a link so you can see them:  http://www.fatcats.com/html_site/dogs.shtml

Stella used to love them in her younger days.  And they're pretty resistant.