The rat-tailed sea cucumber, Paracaudina chilensis, has abundant hemoglobin-filled hemocytes in its perivisceral coelom, water vascular system, and hemal system. The perivisceral oxyhemoglobin ...
The tangled mass of tubing, disks and light bulbs unveiled before a packed meeting of the Royal Society of scientists in London looked for all the world like an outsize example of abstract sculpture.
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