Related: Fluffy Samoyed Brings One of Our All-Favorite Memes to Life. That behavior? Sharing adorable animal memes online.

We can never get enough cute baby animal pictures, like this one of a cute opossum opening its mouth wide to show us its pearly whites. These cute possums are seen playing together on a rock.

The bottom line is that cute baby animals make money. Admission tickets are only the beginning. Many zoos and aquariums offer special “behind the scenes” or “zookeeper for a day” packages ...