Even rats take selfies now (and enjoy them)
When Augustin Lignier , a professional photographer in Paris, was a graduate student, he began to think about the value of taking photos in the modern world: why do so many of us feel compelled to photograph our lives and share those images in line?
< p class="css-at9mc1 evys1bk0">It was not a new question, but it led Mr. Lignier to a surprising place, and soon after he found himself at building what was, in essence, a photo booth for rats.He was inspired by B.F. Skinner, the famous behaviorist who had designed a test chamber to study learning in rats. The Skinner box, as it came to be known, dispensed food pellets when rats pushed a designated lever.
![Even rats take selfies now (and enjoy them)](https://static01.nyt.com/images/2024/01/23/multimedia/23sci-ratselfies-opener/23sci-ratselfies-opener-facebookJumbo.jpg)
![](https://static01.nyt.com/images/2024/01/23/science/23SCI-RATSELFI-38/23SCI-RATSELFI-38-mobileMasterAt3x.jpg?auto=webp&quality=90 )
![](https://static01.nyt.com/images/2024/01/23/multimedia/23sci-ratselfies-1-hzvt/23sci-ratselfies -1-hzvt-mobileMasterAt3x.jpg?auto=webp&quality=90)
![](https://static01.nyt.com/images/2024/01/23/science/23SCI-RATSELFI- 12/23SCI-RATSELFI-12-mobileMasterAt3x.jpg?auto=webp&quality=90)
![](https://static01.nyt.com/images/2024/01/23/science/23SCI -RATSELFI-06/23SCI-RATSELFI-06-mobileMasterAt3x.jpg?auto=webp&quality=90)
![](https://static01.nyt.com/images/2024/01/23/ multimedia/23sci-ratselfies-2-fqbv/23sci-ratselfies-2-fqbv-mobileMasterAt3x.jpg?auto=webp&quality=90)
![](https://static01.nyt.com/images /2024/01/23/science/23SCI-RATSELFI-37/23SCI-RATSELFI-37-mobileMasterAt3x.jpg?auto=webp&quality=90)
![](https://static01.nyt. com/images/2024/01/23/science/23SCI-RATSELFI-15/23SCI-RATSELFI-15-mobileMasterAt3x.jpg?auto=webp&quality=90)
When Augustin Lignier , a professional photographer in Paris, was a graduate student, he began to think about the value of taking photos in the modern world: why do so many of us feel compelled to photograph our lives and share those images in line?
< p class="css-at9mc1 evys1bk0">It was not a new question, but it led Mr. Lignier to a surprising place, and soon after he found himself at building what was, in essence, a photo booth for rats.He was inspired by B.F. Skinner, the famous behaviorist who had designed a test chamber to study learning in rats. The Skinner box, as it came to be known, dispensed food pellets when rats pushed a designated lever.
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