Why do male elephants have their 'balls' inside their bodies and not on the outside like most mammals, including men? - Quora
![WHAPA Lab on X: "Elephants have internal testes but they do have a very flexible penis. So there. #mammalwatching http://t.co/0Bd4rO1vRn" / X WHAPA Lab on X: "Elephants have internal testes but they do have a very flexible penis. So there. #mammalwatching http://t.co/0Bd4rO1vRn" / X](https://pbs.twimg.com/media/CNHKdpwU8AEBjRc.jpg)
WHAPA Lab on X: "Elephants have internal testes but they do have a very flexible penis. So there. #mammalwatching http://t.co/0Bd4rO1vRn" / X
![Elephants play basketball to stay healthy at Island Safari Centre on Thailand's Koh Samui island – New York Daily News Elephants play basketball to stay healthy at Island Safari Centre on Thailand's Koh Samui island – New York Daily News](https://www.nydailynews.com/wp-content/uploads/migration/2010/01/23/REOJDJR4UYMO4YLRY4GSFFOCSA.jpg?w=535)
Elephants play basketball to stay healthy at Island Safari Centre on Thailand's Koh Samui island – New York Daily News
![New type of fossil analysis shows how some mammals evolved to have testicles inside their bodies | Daily Mail Online New type of fossil analysis shows how some mammals evolved to have testicles inside their bodies | Daily Mail Online](https://i.dailymail.co.uk/i/newpix/2018/06/28/18/4DBB8BA100000578-5897455-image-m-22_1530207943406.jpg)