LifeBees are first insects shown to understand the concept of zero Zero is not an easy idea to grasp, even for young humans – but experiments suggest bees might be up to the challenge 51¶¯Âþ
LifeFish can't recognise faces if they’re upside down – just like us Just like humans, the medaka fish that lives in rice paddies is good at identifying faces – but, again like us, it struggles when faces are the wrong way up 51¶¯Âþ