Incursions and encounters
A sleeping herd of Polyanthus were encountered by the Anomaly Research Centre team when they accidentally ran into them when marooned in a coastal woodland in the past. The team carefully managed to move around the sleeping herd and later they observes a herd of them associating with Iguanodons.
- Polacanthus also made an appearance in Walking with Dinosaurs.
- Polacanthus is the first armored dinosaur to be encountered.