Unsolved Case of Lone Pregnant Stingray Offers Surprising Explanation

<img width="128" height="52" src="https://www.sciencealert.com/images/2024/02/StingrayInWater.jpg" alt="Stingray In Water"/>
A remarkable new theory!

https://www.sciencealert.com/unsolved-case-of-lone-pregnant-stingray-offers-surprising-explanation