![How big is big and other mysteries about the glorious, blue-blooded giant squid | Deep Ocean | Earth Touch News How big is big and other mysteries about the glorious, blue-blooded giant squid | Deep Ocean | Earth Touch News](https://www.earthtouchnews.com/media/1945910/giant_squid_melb_aquarium_2016_06_20.jpg)
How big is big and other mysteries about the glorious, blue-blooded giant squid | Deep Ocean | Earth Touch News
Pathologists Lancet Kenya - While humans have red colored blood, other organisms have blood of varying colors. Crustaceans, spiders, squid, octopuses, and some arthropods have blue blood. Some types of worms and
![The Squid Heart & Circulatory System | How Many Hearts Does a Squid Have? - Video & Lesson Transcript | Study.com The Squid Heart & Circulatory System | How Many Hearts Does a Squid Have? - Video & Lesson Transcript | Study.com](https://study.com/cimages/videopreview/videopreview-full/tycuy3ejw4.jpg)
The Squid Heart & Circulatory System | How Many Hearts Does a Squid Have? - Video & Lesson Transcript | Study.com
![MBARI on Twitter: "What makes octopus and squid blood blue? @compoundchem #CephalopodWeek http://t.co/BjdWnwb138 http://t.co/HRN39AJeLB via @omgirlsvt" / Twitter MBARI on Twitter: "What makes octopus and squid blood blue? @compoundchem #CephalopodWeek http://t.co/BjdWnwb138 http://t.co/HRN39AJeLB via @omgirlsvt" / Twitter](https://pbs.twimg.com/media/CIXqs0eWUAIh3AV.png)
MBARI on Twitter: "What makes octopus and squid blood blue? @compoundchem #CephalopodWeek http://t.co/BjdWnwb138 http://t.co/HRN39AJeLB via @omgirlsvt" / Twitter
![How big is big and other mysteries about the glorious, blue-blooded giant squid | Deep Ocean | Earth Touch News How big is big and other mysteries about the glorious, blue-blooded giant squid | Deep Ocean | Earth Touch News](https://www.earthtouchnews.com/media/1945916/giant-squid-thumb_2016_06_20.jpg?mode=crop&width=710&height=474)
How big is big and other mysteries about the glorious, blue-blooded giant squid | Deep Ocean | Earth Touch News
![Beginners zoology. Zoology. Fig. 204. â Circulation and Respiration IN Snail. a, mouth; 6, b, foot; c. vent: d, d, lung; h, heart. Blood vessels are black. (Perrier.) the cephalopods, or Beginners zoology. Zoology. Fig. 204. â Circulation and Respiration IN Snail. a, mouth; 6, b, foot; c. vent: d, d, lung; h, heart. Blood vessels are black. (Perrier.) the cephalopods, or](https://c8.alamy.com/comp/RHYMB4/beginners-zoology-zoology-fig-204-circulation-and-respiration-in-snail-a-mouth-6-b-foot-c-vent-d-d-lung-h-heart-blood-vessels-are-black-perrier-the-cephalopods-or-quot-head-footed-quot-molluscs-surrounding-the-mouth-are-eight-or-ten-appendages-which-serve-both-as-feet-and-as-arms-these-appendages-have-two-rows-of-sucking-disks-by-which-the-animal-attaches-itself-to-the-sea-bottom-or-seizes-fish-or-other-prey-with-a-firm-grip-the-commonest-examples-are-the-squid-with-a-long-body-and-ten-arms-and-the-octopus-or-devil-fish-with-a-short-body-and-eight-arms-c-RHYMB4.jpg)
Beginners zoology. Zoology. Fig. 204. â Circulation and Respiration IN Snail. a, mouth; 6, b, foot; c. vent: d, d, lung; h, heart. Blood vessels are black. (Perrier.) the cephalopods, or
National Aquarium - FUN FACT: Most cephalopods (including squid!) have three hearts and blue blood! http://ow.ly/CyIFT #CephalopodWeek | Facebook
![Sarah McAnulty, Ph.D on Twitter: "Squid blood is blue! 💙🦑💙 #FunFact #TheMoreYouKnow🌈 https://t.co/JDKgyZlMSB" / Twitter Sarah McAnulty, Ph.D on Twitter: "Squid blood is blue! 💙🦑💙 #FunFact #TheMoreYouKnow🌈 https://t.co/JDKgyZlMSB" / Twitter](https://pbs.twimg.com/media/DYV1KC_VwAABjwY.jpg)