When you think of a pregnancy test, you might picture something small, plastic and available at a corner drug store. And that does work, surprisingly, for some animals at the Memphis Zoo. But, for others, zookeepers use methods that are more time-consuming, more laborious and much smellier.

To help animals reproduce — and species thrive — staffers at the Memphis Zoo study poop, freeze sperm at -196 degrees, and even help endangered species reproduce long after their deaths.

Plus:

• State Troopers want to stop speeders and drivers are crashing out
• Mayor Lee Harris says the county could take the Memphis Safe Task Force to court
• The National Civil Rights Museum is undergoing an expansion
• A hotel developer plans to buy a Downtown property
• About 1500 feds are working in Memphis
• A hardware-store supplier opens a showroom in Collierville