Fun Facts!
1. Each vertebra has a hole through the center for the spinal cord. Vertebrae make up the segments of the backbone and protect the spinal cord and nerves.
2. Vertebrae can have many different features. Some has ends that curve inwards or outwards, and some have ridges or struts.
3. Small fish living today have approximately 30 of these tiny vertebrae to make up their entire backbone. Large sharks have approximately 180 vertebrae.