Scientists Say: Nematode
These tiny worms cause disease in humans and plants, but also are important tools for scientists
![nematode](https://www.snexplores.org/wp-content/uploads/2019/11/860-1280px-Eophasma_jurasicum.jpg)
This print in a rock is not a random curlicue, but a tiny fossilized nematode.
Ghedoghedo/Wikimedia Commons
These tiny worms cause disease in humans and plants, but also are important tools for scientists
This print in a rock is not a random curlicue, but a tiny fossilized nematode.
Ghedoghedo/Wikimedia Commons