The cuttlefish may look harmless, but it's one of the most advanced hunters in the ocean. With more than 120 species, instant camouflage, W-shaped pupils, and one of the largest brains of any ...
Few animals put on a show quite like a cuttlefish. In the space of a heartbeat, its skin can shift from mottled sand to inky black, then send rippling bands of color racing down its body like light ...
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