Purple king crab blood has leukocytes and the next-most common respiratory pigment named hemocyanin.[26]: 488 Arthropod hemocyanin is a definite variation specific to arthropods and is a metalloprotein that uses copper atoms that are sure to its framework. It was 1st located in Norway in 1977. In the Barents Sea, https://joseonw100pgw8.wikipresses.com/user