China Cow
A dairy animal made of china that kicks and breaks its leg when startled by the travelers.
First named in The Wonderful Wizard of Oz, ch. 20
the cow suddenly gave a kick and kicked over the stool, the pail, and even the milkmaid herself
What the books say it is
made of china 1 chapter
the first thing they came to was a china milkmaid milking a china cow.
The Wonderful Wizard of Oz, ch. 20