Zoas Reacting Under Different Radion Light

[MarkoD]

so i decided to see what happens to this zoa polyp as i changed the color of the light.... the rest of the polyps were pretty much open all night so i decided to focus in one this one.

it was taken over the period of just over an hour

http://www.youtube.com/watch?v=VagSxOGRBCo

Here is the same experiment with a Prism Favia

http://www.youtube.com/watch?v=ch43Ifw6Z1A

watch in HD for best results