Did You Know?
Tiger Shark Adventure
Did you know that Tiger sharks can be safely handled by divers?
Sign-up for email updates on happenings with Jonathan Bird's Blue World!Sign-up
Take our quick 14 question survey to help us improve Jonathan Bird's Blue World!Take the Survey
The Biology of Sponges (Webisode 66) Back to Webisodes »
A sponge might not look like much, but these simple animals with no brain or ability to move have lived on Earth for hundreds of millions of years. They can hunt prey and spawn, and Jonathan demonstrates how in this fascinating segment about the biology of sponges.
If you liked The Biology of Sponges you might also like...
Saving The Sturgeon
Great Barrier Reef