Dogs know when they don't know

Researchers at the DogStudies lab at the Max Planck Institute for the Science of Human History have shown that dogs possess some "metacognitive" abilities—specifically, they are aware of when they do not have enough information ...

Goffin's cockatoos can create and manipulate novel tools

Goffin's cockatoos can tear cardboard into long strips as tools to reach food—but fail to adjust strip width to fit through narrow openings, according to a study published November 7, 2018 in the open-access journal PLOS ...

Parrots' economics

An economic decision-making involves weighing up differently beneficial alternatives to maximise profits. This sometimes requires foregoing one's desire for immediate rewards. Not only does one have to control one's own impulses, ...

Predators learn to identify prey from other species

Wolves purportedly raised Romulus and Remus, who went on to rule Rome. Is there good scientific evidence for learning across species? Researchers at the Smithsonian Tropical Research Institute (STRI) in Panama wanted to know ...

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