Scientists Finally Crack the 100-Million-Year Evolutionary Mystery of Squid and Cuttlefish

Genomic analysis reveals squid and cuttlefish evolved in deep oceans, survived mass extinction in refuges, and later rapidly diversified, following a “long fuse” evolutionary pattern. Squid and cuttlefish have long intrigued scientists with abilities like rapid color change and jet propulsion. Researchers have struggled to trace how these features evolved because fossils are scarce and […]



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