Don't mind Eris. Her kind moult their shells regularly, whenever their heads grow too large, but it makes her grumpy. https://www.treehugger.com/thmb/mVydjehaKJPksuJCp2vhLWqGQ7c=/2154x1392/filters:no_upscale():max_bytes(150000):strip_icc()/GettyImages-520891138-2e0f9f03f9eb4e77a463fe8628c7032f.jpg