Rigid marine invertebrates use protein matrices to grow complex shapes with silia. Learn more http://scim.ag/2zxUprN
Read the research (free): http://scim.ag/2zyx9dg
Note: This video has been edited to remove incorrect uses of "crystalline" in the original. If you'd like to see the first iteration, go here: • How sponges ‘spike’ themselves with g...