Nematocyst Animation: Fighting Tentacles

Length: 
1:48

Two anemones fight for territory using special sacs (acrorhagi) full of nematocysts to inflict damage.

Next Generation Science Standards for this Video

Anemones have special fighting tentacles loaded with nematocysts to inflict damage during territorial battles.

In order to occupy more territory, some anemones become clones by reproducing asexually. They then have territorial battles with neighboring clones.

Animation of nematocysts firing can help us understand how they function.