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microrobert
04-09-2013, 06:12 PM
Japan aquarium shows mysterious clear-blood fish

http://media.treehugger.com/assets/images/2013/04/Ocellated-icefish.jpg.492x0_q85_crop-smart.jpg

The almost infinite variety of life on Earth keeps surprising and puzzling us. For example, the ocellated icefish (aka Chionodraco rastrospinosus) that lives around 3,000 feet down in the cold dark water surrounding Antarctica might look like an ordinary fish at first glance, but it lacks two things that most other fish have: hemoglobin and scales.

The lack of hemoglobin means that its blood is clear like water, setting it apart from pretty much all other living creatures that have bones (because bone marrow produces red blood cells).


http://www.treehugger.com/natural-sciences/nature-blows-my-mind-ocellated-icefish-has-transparent-blood-and-no-scales.html