Researchers find evidence of negative emotional contagion in lab ravens — A team of researchers affiliated with institutions in Austria, the U.S. and Switzerland has found evidence of negative emotional contagion in lab ravens. In their paper published in Proceedings of the National Academy of Sciences, the group describes their experiments with lab ravens and what they learned. phys.org
Compelling for sure. You really have to be careful about who you hang around with and avoid negative people like the plague that they are.