Zebra mbuna fish and stingrays can add and subtract

Zebra mbuna (a species of cichlid fish) and stingrays can add and subtract one from the numbers one to five, according to a study published in Scientific Reports. The findings highlight that the numerical abilities of fish ...

Unraveling the mystery of parrot longevity

Parrots are famous for their remarkable cognitive abilities and exceptionally long lifespans. Now, a study led by Max Planck researchers has shown that one of these traits has likely been caused by the other. By examining ...

Early English lessons have lasting effects

An international research team has examined how English lessons in primary school affect language proficiency in this subject in secondary school. Children who started learning English in the first grade of primary school ...

Yes, your dog can understand what you're saying—to a point

Humans are unique in their ability to develop sophisticated language abilities. Language allows us to communicate with each other and live in complex societies. It is key to our advanced cognitive abilities and technological ...

How smart is an octopus?

The unique brainpower of octopuses—known for their intelligence and Houdini-like escapes—has been revealed by University of Queensland researchers.

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