This week, Other Voices & Ireland's Edge streamed Available Light / Solas, an excellent two day event of information and thought proving talks and musical performances. Both nights are available to watch back on the Other Voices Live YouTube channel.
Researchers at Griffith & Deaking universities have found proof that longfin damselfish have domesticated mysid shrimp. These damselfish farm algae for food, and use the mysid shrimp feces as fertilizer. They even protect the shrimp from other fish outside the farm that try to eat the shrimp.