He popped up in various popular TV shows including " Rabbit Test ".
2.
The rabbit test became a widely used bioassay ( animal-based test ) to test for pregnancy.
3.
The term " rabbit test " was first recorded in 1949 and became a common phrase in the English language.
4.
Next he taught them to perform the once-famed " rabbit test, " then the primary means of determining pregnancy.
5.
In the 1970s, he produced the feature film " Rabbit Test " ( 1978 ), written and directed by Rivers.
6.
And the traditional rabbit test required a missed period, a scheduled doctor's visit and two days of lab testing before a verdict.
7.
Joan Rivers tried her hand at it in 1978 in " Rabbit Test, " with Billy Crystal as the little man who killed the rabbit.
8.
Later variations on this test used rabbits or amphibians, leading to the phrase " the rabbit died " to describe the discovery of a new pregnancy using the rabbit test.
9.
Even so, Joan Rivers'low-budget " Rabbit Test, " same topic, 16 years earlier, was so much more earnest than this formula item.
10.
The synopsis highlights an aspect of the film's plot which revolves around the so-called rabbit test, a disturbing practice employed to detect pregnancy used in the early twentieth century.
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