Deadly beauty! How do stingers work? What are the advantages of being a colonial animal?
Bryozoans and Hydroids Workshop.
Prof Ryland taught us more about hydroids today, highlighting how to tell apart the different kinds of feathery hydroids. Often, our job can be complicated by having one kind of feathery hydroid growing on another larger feathery hydroid.
fast and powerful like bullets. And check out this awesome video clip with an animation of how a stinger works.
Tropical Marine Science Institute. My thanks to Dr Sin for providing me some copies of this booklet. I'll be giving them out to schools and other organisations where I give talks, for their library