Saturday, September 8, 2012

Fact of the Day: Shark Bones

While sharks have a skeleton, it isn't made of bones. Instead they have cartilage which is more flexible and heals faster than bone.

3 comments:

The Angry Lurker said...

Something else I didn't know!

Christine said...

oh, cartilage!

DWei said...

Knew this from when I learned about sharks in Elementary.