This is the oldest fossil evidence of spider moms taking care of their young
A 99-million-year-old spider trapped in amber sheds light on ancient arachnid parenting
![An ancient female spider and her egg sac trapped in amber](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2021/09/092121_fk_spider-amber_feat.jpg?fit=1030%2C580&ssl=1)
A female spider trapped in amber alongside her egg sac, seen here from above (left) and below (right), is the oldest evidence of maternal care in spiders.
Xiangbo Guo