Discovering Ontario · Drawing 20 of 32
Bonnechere Cave
Eganville · Ontario
The cave walls are made of limestone. This rock holds fossils of very ancient sea animals. The shells are enlarged here to help you see them.
Did you know?
These animals lived long before the dinosaurs.
Look together
Which shell makes a spiral?
An idea to try
Draw one spiral shell and one fan-shaped shell.
For the adult reading along
A little more to discover
The limestone of Bonnechere Caves dates from the Ordovician and contains marine fossils, including shells. Those organisms lived before the cave passages formed. The two drawn motifs are deliberately enlarged and stylized. They are neither scientific identifications nor a record of a particular wall.
Look together: Which shell makes a spiral? Draw one spiral shell and one fan-shaped shell.
Sources and illustration notes (1)
Simplified interpretation for colouring. Settings and people may be composed. Details, distances and proportions are not a measured record of the place.
These links lead to other websites. Explore them with an adult. Source titles appear in their original language; some linked pages are in French.
- Bonnechere Caves: FossilsPlace, history or natural feature described on this page.
Source review: 2026-10-02. Illustrations are simplified for colouring.
