"The Megalodon was a large bivalve, measuring up to 2.5 meters in length. Its
shell was covered in spines, and it had a large, powerful jaw for crushing
prey."
Although the megalodon is the most widely known as a giant prehistoric shark, I
recently learned that Megalodon
![drawing of a clam with a spiked shell, about the same size as a silhouetted scuba diver](/content/images/size/w795/2022/04/megalodon-teeth2.png)