Sea urchins are simple creatures, wandering the seafloor without thought. Or so we thought. They are members of the phylum Echinodermata, which first appeared during the Cambrian explosion. Their list ...
Beneath sea urchins’ exterior spines, rounded skeletons called tests are jewels of color, texture, and symmetry. There are hundreds of urchin species, and they’re found in every ocean on Earth, from ...
Jeremy Day received funding from University of Newcastle, Ecological Society of Australia, Royal Zoological Soceity of New South Wales and Fisheries Research and Development Corporation. Long-spined ...
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