Source: Sara Spary and Ada Wood, CNN, 2/11/21


The intelligence of pigs has long been renowned -- and scientists in the US have now found that they are clever enough to be able to use computer joysticks. Researchers from Purdue University in Indiana said they were able to train four pigs to carry out a "joystick operated video game task" to get treats. The pigs' success rate in the task was described by researchers as "remarkable, and indicative of their behavioral and cognitive flexibility."

For more of this story, click here.