Stuff You Missed in History Class
Join Holly and Tracy as they bring you the greatest and strangest Stuff You Missed In History Class in this podcast by HowStuffWorks.com.

The Rabbit Test

February 20, 201933 min
After the discovery of hormones in the early 20th century, new methods of pregnancy testing were developed. Some of these involved animal use, but how did the rabbit test work, and when did it get replaced?Learn more about advertising on the HowStuffWorks podcasts at www.howstuffworks.com/advertisers.htmAnd to learn about your ad choices when listening to podcasts, visit https://www.howstuffworks.com/privacy.htm#ad-choices