How do ants crawl on walls? A biologist explains their sticky, spiky, gravity-defying grip
![](https://weirdnews.info/wp-content/uploads/2022/09/HOWDOA2-601x220.jpg)
Walking vertically – or even upside down – is a piece of cake for ants. pecchio/iStock via Getty Images Plus – By Deby Cassill, Associate Professor of Integrative Biology, University of South Florida Published: 2022 Sep 12 – Curious Kids is a series …