Chimps raised among humans may have problems as adults
![chimp in a zoo](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2014/09/wt_chimp_free.jpg?fit=860%2C460&ssl=1)
Chimps may be cute and have mannerisms similar to humans, but they are wild animals. A new study finds that chimps raised as pets or entertainers have behavioral problems as adults.
Ryan Summers/Flickr (CC BY-SA 2.0)