Young chimps catch human yawns
Contagious behavior could be sign of developing empathy
![](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2013/10/ticker_chimp_free_0.jpg?fit=860%2C460&ssl=1)
A chimp's susceptibility to contagious yawning may signal that the animal is starting to develop empathy.
Contagious behavior could be sign of developing empathy
A chimp's susceptibility to contagious yawning may signal that the animal is starting to develop empathy.