![Off Exhibit at The Maryland Zoo show](https://d3dthqtvwic6y7.cloudfront.net/podcast-covers/000/075/355/small/off-exhibit-at-the-maryland-zoo.png)
Summary: EPISODE #39 – THE SCIENCE OF BIRTHING POLAR BEARS Polar bear pregnancies are complex and unique. They’re one of only a few animals that mate and then become pregnant months later due to something called delayed implantation. As the polar … Continued