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Dogs really do understand that words stand for objects
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animal intelligence
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Zebrafish seem to be able to count when they are just four days old
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Bumblebees can teach each other how to open a puzzle box
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Cockatoos understand when a job requires a toolkit
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Cambridge lab for clever birds saved from closure by public donations
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Backpack-wearing rats could start search-and-rescue missions next year
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Why has a court decided not to grant Happy the elephant personhood?
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Mind
The grand plan to create a periodic table of all animal intelligence
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Crows may owe their intelligence to an abundance of certain neurons
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Bats can remember sounds they haven't heard for more than 4 years
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Stingrays and zebra mbuna fish know how to add and subtract
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Octopus brains may have become complex the same way human brains did
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