The parrots that understand probabilities

Kea, a type of parrot from New Zealand, have been surprising scientists with their smart predictions. Researchers set them a series of intelligence tests based around probabilities and social cues. They found that kea can perform better than monkeys, showing abilities only previously seen in great apes such as humans and chimpanzees. Read the paper here:  Sign up for the Nature Briefing: An essential round-up of science news, opinion and analysis, free in your inbox every weekday: Correction: At 00:51 the word Auckland is misspelled. Apologies for this error.