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The Biology of Sponges!
Did you know that sponges can capture their own food?

Coral Spawning (Webisode 54) Back to Webisodes »

Summary

How does an animal like coral that lives attached to the bottom (and can’t move around) create new colonies far away? Jonathan spends a week in Bonaire studying coral spawning. He learns how these animals release eggs into the water at the right time of the year to create new coral colonies. But they only do it at night, at certain times of the year. Jonathan’s film expedition requires careful timing.