What is it about yawning?

You know the feeling. It's impossible to resist. You just need to yawn.

First study to show that birds and not just mammals copy yawns

Have you ever caught yourself yawning right after someone else did? The same happens to budgies, says Andrew Gallup of State University of New York in the US. His research team is the first to note that contagious yawning ...

Wolves susceptible to yawn contagion

Wolves may be susceptible to yawn contagion, according to a study published August 27, 2014 in the open-access journal PLOS ONE by Teresa Romero from The University of Tokyo, Japan, and colleagues.

As chimpanzees grow, so does yawn contagion

As sanctuary-kept chimpanzees grow from infant to juvenile, they develop increased susceptibility to human yawn contagion, possibility due to their increasing ability to empathize, says a study published October 16, 2013, ...