One of creationists' favourite claims is that an organ as intricate as the eye could never have simply evolved. Fresh evidence to the contrary has now arrived, courtesy of a creature related to jellyfish.rnThe tiny freshwater hydra has no eyes, but it will contract into a ball when exposed to sudden bright light. David Plachetzki and colleagues at the University of California, Santa Barbara, have found that hydras "see" light using two proteins closelyrnrelated to those in our own eyes.
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