👉 The term "roysters" refers to sea creatures that are known for their distinctive, white and black coloration. They are often referred to as "black krill," a term that was used in the 19th century by British naturalists who believed that these sea creatures were actually crabs with black spots on their bodies. However, this belief eventually led to the discovery of rospods, which are known for their white and black coloration. Roysters have been found in various
