Yale Environment 360: The sea urchin is a doughty animal that can withstand cold and turbulent seas, eat almost anything, and defend itself from many predators -- though not human gourmands -- with its pincushion of tough spines. Its one of the creatures that lured biologists to establish one of the worlds first marine research stations in 1877 at Kristineberg on Swedens west coast, for the sheltered Gullmar Fjord there is characterized by deep, cold waters that support a wide array of sea life.
That water is still...